blue : Idioms & Phrases

Index


baby blue-eyes

  • noun delicate California annual having blue flowers marked with dark spots
    Nemophila menziesii.
WordNet

bavarian blue

  • noun blue cheese of Bavaria
WordNet

Berlin blue

  • Prussian blue. Ure.
  • Prussian blue.
Webster 1913

big blue

  • noun a reliable and deadly 15,000-pound fragmentation bomb that explodes just above ground with a large radius; the largest conventional bomb in existence; used in Afghanistan
    BLU-82.
WordNet

Black and blue

  • the dark color of a bruise in the flesh, which is accompanied with a mixture of blue. "To pinch the slatterns black and blue." Hudibras.
Webster 1913

black-and-blue

  • adjective satellite discolored by coagulation of blood beneath the skin
    livid.
    • beaten black and blue
    • livid bruises
WordNet

blue african lily

  • noun African plant with bright green evergreen leaves and umbels of many usually deep violet-blue flowers
    African lily; African tulip; Agapanthus africanus.
WordNet

blue air

  • noun the sky as viewed during daylight
    blue; blue air; blue sky.
    • he shot an arrow into the blue
WordNet

blue angel

  • noun the sodium salt of amobarbital that is used as a barbiturate; used as a sedative and a hypnotic
    blue; blue angel; Amytal; blue devil; amobarbital sodium.
WordNet

Blue asbestus

  • . See Crocidolite.
Webster 1913

blue ash

  • noun ash of central and southern United States with bluish-green foliage and hard brown wood
    Fraxinus quadrangulata.
WordNet

blue baby

  • noun an infant born with a bluish color; usually has a defective heart
WordNet

Blue black

  • of, or having, a very dark blue color, almost black.
Webster 1913

Blue blood

  • noun a member of the aristocracy
    aristocrat; patrician.
WordNet
  • . See under Blood.
Webster 1913

blue bonnet

Blue" bon`net, Blue"-bon`net noun (Also<
  • Blue bonnet
  • Blue-bonnet
)
Definitions
  1. A broad, flat Scottish cap of blue woolen, or one waring such cap; a Scotchman.
  2. (Bot.) A plant. Same as Bluebottle.
  3. (Zoöl.) The European blue titmouse (Parus coeruleus); the bluecap.
Webster 1913

blue book

  • noun a report published by the British government; bound in blue
  • noun a register of persons who are socially prominent
  • noun a blue booklet used in universities for writing examinations
WordNet
Blue" book`
Definitions
  1. A parliamentary publication, so called from its blue paper covers. Eng.
  2. The United States official "Biennial Register."
Webster 1913

Blue buck

  • (Zoöl.), a small South African antelope (Cephalophus pygmæus); also applied to a larger species (Ægoceras leucophæus); the blaubok.
Webster 1913

blue bugle

  • noun upright rhizomatous perennial with bright blue flowers; southern Europe
    erect bugle; Ajuga genevensis.
WordNet

blue bull

  • noun large Indian antelope; male is blue-grey with white markings; female is brownish with no horns
    nylghau; Boselaphus tragocamelus; nilgai; nylghai.
WordNet

blue cardinal flower

  • noun tall erect and very leafy perennial herb of eastern North America having dense spikes of blue flowers
    great lobelia; Lobelia siphilitica.
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blue cat

  • noun a large catfish of the Mississippi valley
    blue cat; blue channel cat; blue catfish.
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blue catfish

  • noun a large catfish of the Mississippi valley
    blue cat; blue channel cat; blue catfish.
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blue channel cat

  • noun a large catfish of the Mississippi valley
    blue cat; blue channel cat; blue catfish.
WordNet

blue channel catfish

  • noun a large catfish of the Mississippi valley
    blue cat; blue channel cat; blue catfish.
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blue cheese

  • noun cheese containing a blue mold
    bleu.
WordNet

blue cheese dressing

  • noun vinaigrette containing crumbled Roquefort or blue cheese
    Roquefort dressing.
  • noun creamy dressing containing crumbled blue cheese
    bleu cheese dressing.
WordNet

blue chip

  • noun a common stock of a nationally known company whose value and dividends are reliable; typically have high price and low yield
    blue chip.
    • blue chips are usually safe investments
  • noun a blue poker chip with the highest value
WordNet

Blue cod

  • (Zoöl.), the buffalo cod.
Webster 1913

blue cohosh

  • noun tall herb of eastern North America and Asia having blue berrylike fruit and a thick knotty rootstock formerly used medicinally
    squaw root; blueberry root; papooseroot; Caulophyllum thalictrioides; papoose root; squawroot; Caulophyllum thalictroides.
WordNet

blue columbine

  • noun columbine of the Rocky Mountains having long-spurred blue flowers
    Aquilegia scopulorum calcarea; Aquilegia caerulea.
WordNet

blue copperas

  • noun hydrated blue crystalline form of copper sulfate
    blue stone; chalcanthite; blue copperas.
WordNet

Blue crab

  • noun Atlantic crab; most common source of fresh crabmeat
  • noun bluish edible crab of Atlantic and Gulf Coasts of North America
    Callinectes sapidus.
WordNet
  • (Zoöl.), the common edible crab of the Atlantic coast of the United States (Callinectes hastatus).
Webster 1913

Blue curls

  • noun any of several plants of the genus Trichostema having whorls of small blue flowers
WordNet
  • (Bot.), a common plant (Trichostema dichotomum), resembling pennyroyal, and hence called also bastard pennyroyal.
Webster 1913

blue daisy

  • noun hairy South African or Australian subshrub that has daisylike flowers with blue rays
    blue daisy; Felicia amelloides.
WordNet

blue darter

  • noun bluish-grey North American hawk having a darting flight
    Cooper's hawk; Accipiter cooperii.
WordNet

blue devil

  • noun a coarse prickly European weed with spikes of blue flowers; naturalized in United States
    viper's bugloss; blue devil; Echium vulgare; blueweed.
  • noun the sodium salt of amobarbital that is used as a barbiturate; used as a sedative and a hypnotic
    blue; blue angel; Amytal; blue devil; amobarbital sodium.
WordNet

Blue devils

  • noun a state of depression
    vapours; blues; vapors; megrims.
    • he had a bad case of the blues
  • noun a coarse prickly European weed with spikes of blue flowers; naturalized in United States
    viper's bugloss; blue devil; Echium vulgare; blueweed.
  • noun the sodium salt of amobarbital that is used as a barbiturate; used as a sedative and a hypnotic
    blue; blue angel; Amytal; blue devil; amobarbital sodium.
WordNet
  • apparitions supposed to be seen by persons suffering with delirium tremens; hence, very low spirits. "Can Gumbo shut the hall door upon blue devils, or lay them all in a red sea of claret?" Thackeray.
Webster 1913

blue elder

  • noun shrub or small tree of western United States having white flowers and blue berries; fruit used in wines and jellies
    Sambucus caerulea; blue elder.
WordNet

blue elderberry

  • noun shrub or small tree of western United States having white flowers and blue berries; fruit used in wines and jellies
    Sambucus caerulea; blue elder.
WordNet

blue false indigo

  • noun wild indigo of the eastern United States having racemes of blue flowers
    Baptisia australis.
WordNet

blue fig

  • noun the fruit of the Brisbane quandong tree
    quandong.
  • noun Australian tree having hard white timber and glossy green leaves with white flowers followed by one-seeded glossy blue fruit
    quandong; Elaeocarpus grandis; quandong tree; silver quandong tree; Brisbane quandong.
WordNet

blue flag

  • noun a common iris of the eastern United States having blue or blue-violet flowers; root formerly used medicinally
    Iris versicolor.
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blue fleabane

  • noun widespread weed with pale purple-blue flowers
    Erigeron acer.
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blue fox

  • noun a variety of Arctic fox having a pale grey winter coat
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blue funk

  • noun a state of nervous depression
    funk.
    • he was in a funk
WordNet

Blue gage

  • . See under Gage, a plum.
Webster 1913

blue goose

  • noun North American wild goose having dark plumage in summer but white in winter
    Chen caerulescens.
WordNet

blue grama

  • noun a pasture grass of western North America
    Bouteloua gracilis.
WordNet

blue grass

  • noun any of various grasses of the genus Poa
    bluegrass.
WordNet
Blue" grass`
Definitions
  1. (Bot.) A species of grass (Poa compressa) with bluish green stems, valuable in thin gravelly soils; wire grass.
Webster 1913

blue green

  • noun a blue-green color or pigment
    bluish green; teal.
    • they painted it a light shade of bluish green
WordNet

Blue gum

  • noun tall fast-growing timber tree with leaves containing a medicinal oil; young leaves are bluish
    fever tree; Eucalyptus globulus.
WordNet
  • an Australian myrtaceous tree (Eucalyptus globulus), of the loftiest proportions, now cultivated in tropical and warm temperate regions for its timber, and as a protection against malaria. The essential oil is beginning to be used in medicine. The timber is very useful. See Eucalyptus.
Webster 1913

blue jack

  • noun small salmon of northern Pacific coasts and the Great Lakes
    cohoe; coho; Oncorhynchus kisutch; coho salmon; silver salmon.
WordNet

Blue jack, Blue stone

  • blue vitriol; sulphate of copper.
Webster 1913

Blue jacket

  • a man-of war's man; a sailor wearing a naval uniform.
Webster 1913

blue jasmine

  • noun climber of southern United States having bluish-purple flowers
    blue jasmine; curly clematis; Clematis crispa; marsh clematis.
WordNet

Blue jaundice

  • . See under Jaundice.
Webster 1913

blue jay

  • noun common jay of eastern North America; bright blue with grey breast
    jaybird; Cyanocitta cristata.
WordNet
Blue" jay`
Definitions
  1. (Zoöl.) The common jay of the United States (Cyanocitta, or Cyanura, cristata). The predominant color is bright blue.
Webster 1913

blue jean

  • noun (usually plural) close-fitting trousers of heavy denim for manual work or casual wear
    jean; denim.
WordNet

blue jessamine

  • noun climber of southern United States having bluish-purple flowers
    blue jasmine; curly clematis; Clematis crispa; marsh clematis.
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blue jet

  • noun atmospheric discharges (lasting 10 msec) bursting from the tops of giant storm clouds in blue cones that widen as they flash upward
    reverse lightning; jet.
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blue joke

  • noun an indelicate joke
    dirty joke; dirty story; blue joke.
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blue law

  • noun a statute regulating work on Sundays
    blue law.
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Blue laws

  • noun a statute regulating work on Sundays
    blue law.
WordNet
  • a name first used in the eighteenth century to describe certain supposititious laws of extreme rigor reported to have been enacted in New Haven; hence, any puritanical laws. U. S.
Webster 1913

Blue light

  • a composition which burns with a brilliant blue flame; used in pyrotechnics and as a night signal at sea, and in military operations.
Webster 1913

blue lotus

  • noun blue lotus of India and southeastern Asia
    Nymphaea stellata.
  • noun blue Egyptian lotus: held sacred by the Egyptians
    Nymphaea caerulea.
WordNet

blue mahoe

  • noun erect forest tree of Cuba and Jamaica having variably hairy leaves and orange-yellow or orange-red flowers; yields a moderately dense timber for cabinetwork and gunstocks
    Hibiscus elatus; mahoe; majagua; mahagua; Cuban bast.
WordNet

Blue mantle

  • (Her.), one of the four pursuivants of the English college of arms; so called from the color of his official robes.
Webster 1913

blue marguerite

  • noun hairy South African or Australian subshrub that has daisylike flowers with blue rays
    blue daisy; Felicia amelloides.
WordNet

blue marlin

  • noun largest marlin; may reach 2000 pounds; found worldwide in warm seas
    Makaira nigricans.
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Blue mass

  • a preparation of mercury from which is formed the blue pill. McElrath.
Webster 1913

blue mockingbird

  • noun mockingbird of Mexico
    Melanotis caerulescens.
WordNet

Blue mold

  • or mould, the blue fungus (Aspergillus glaucus) which grows on cheese. Brande & C.
Webster 1913

blue mold fungus

  • noun fungus causing a serious disease in tobacco plants characterized by bluish-grey mildew on undersides of leaves
    Peronospora tabacina.
WordNet

Blue Monday

  • a Monday following a Sunday of dissipation, or itself given to dissipation (as the Monday before Lent).
Webster 1913

blue moon

  • noun a long time
    • something that happens once in blue moon almost never happens
WordNet

blue mountain tea

  • noun goldenrod of eastern America having aromatic leaves from which a medicinal tea is made
    sweet goldenrod; Solidago odora.
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blue murder

  • noun an extravagantly loud outcry
    • she screamed blue murder
WordNet

blue nile

  • noun a headstream of the Nile; joins the White Nile at Khartoum to form the Nile
WordNet

blue note

  • noun a flattened third or seventh
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Blue ointment

  • (Med.), mercurial ointment.
Webster 1913

blue orchid

  • noun famous orchid of northern India having large pale to deep lilac-blue flowers
    Vanda caerulea.
WordNet

blue pea

  • noun vine of tropical Asia having pinnate leaves and bright blue flowers with yellow centers
    Clitoria turnatea; butterfly pea.
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blue peafowl

  • noun peafowl of India and Ceylon
    Pavo cristatus.
WordNet

Blue Peter

  • noun a blue flag with a white square in the center indicates that the vessel is ready to sail
WordNet
  • (British Marine), a blue flag with a white square in the center, used as a signal for sailing, to recall boats, etc. It is a corruption of blue repeater, one of the British signal flags.
Webster 1913

blue pickerel

  • noun variety inhabiting the Great Lakes
    Strizostedion vitreum glaucum; blue pickerel; blue pike; blue pikeperch.
WordNet

blue pike

  • noun variety inhabiting the Great Lakes
    Strizostedion vitreum glaucum; blue pickerel; blue pike; blue pikeperch.
WordNet

blue pikeperch

  • noun variety inhabiting the Great Lakes
    Strizostedion vitreum glaucum; blue pickerel; blue pike; blue pikeperch.
WordNet

Blue pill

  • . (Med.) (a) A pill of prepared mercury, used as an aperient, etc. (b) Blue mass.
Webster 1913

blue pimpernel

  • noun an American mint that yields a resinous exudate used especially formerly as an antispasmodic
    mad-dog weed; mad-dog skullcap; Scutellaria lateriflora; blue pimpernel.
WordNet

blue point

  • noun oysters originally from Long Island Sound but now from anywhere along the northeastern seacoast; usually eaten raw
    bluepoint.
  • noun small edible oyster typically from the southern shore of Long Island
    bluepoint.
WordNet

blue point siamese

  • noun Siamese cat having a bluish cream-colored body and dark grey points
WordNet

blue pointed

  • noun common blue-grey shark of southwest Pacific; sport and food fish
    bonito shark; Isurus glaucus.
WordNet

blue poppy

  • noun Chinese perennial having mauve-pink to bright sky blue flowers in drooping cymes
    Meconopsis betonicifolia.
WordNet

blue racer

  • noun bluish-green blacksnake found from Ohio to Texas
    Coluber constrictor flaviventris.
WordNet

Blue ribbon

  • noun an honor or award gained for excellence
    cordon bleu.
WordNet
  • . (a) The ribbon worn by members of the order of the Garter; hence, a member of that order. (b) Anything the attainment of which is an object of great ambition; a distinction; a prize. "These [scholarships] were the blue ribbon of the college." Farrar. (c) The distinctive badge of certain temperance or total abstinence organizations, as of the Blue ribbon Army.
Webster 1913

blue ribbon commission

  • noun an independent and exclusive commission of nonpartisan statesmen and experts formed to investigate some important governmental issue
    blue ribbon commission.
WordNet

blue ribbon committee

  • noun an independent and exclusive commission of nonpartisan statesmen and experts formed to investigate some important governmental issue
    blue ribbon commission.
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blue ribbon jury

  • noun a jury whose members are selected for special knowledge for a case involving complicated issues
    special jury.
WordNet

blue ridge

  • noun a range of the Appalachians extending from southern Pennsylvania to northern Georgia
    Blue Ridge.
WordNet

blue ridge mountains

  • noun a range of the Appalachians extending from southern Pennsylvania to northern Georgia
    Blue Ridge.
WordNet

Blue ruin

  • utter ruin; also, gin. Eng. Slang Carlyle.
Webster 1913

blue runner

  • noun fish of western Atlantic: Cape Cod to Brazil
    runner; Caranx crysos.
WordNet

blue sage

  • noun sage of western North America to Central America having violet-blue flowers; widespread in cultivation
    Salvia lancifolia; Salvia reflexa.
  • noun Texas sage having intensely blue flowers
    Salvia farinacea; mealy sage.
  • noun blue-flowered sage of dry prairies of the eastern United States
    Salvia azurea.
  • noun aromatic shrub of arid regions of western North America having hoary leaves
    Seriphidium tridentatum; Artemisia tridentata; big sagebrush.
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blue shark

  • noun slender cosmopolitan, pelagic shark; blue body shades to white belly; dangerous especially during maritime disasters
    blue shark; Prionace glauca.
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blue skullcap

  • noun an American mint that yields a resinous exudate used especially formerly as an antispasmodic
    mad-dog weed; mad-dog skullcap; Scutellaria lateriflora; blue pimpernel.
WordNet

blue sky

  • noun the sky as viewed during daylight
    blue; blue air; blue sky.
    • he shot an arrow into the blue
WordNet

blue sky law

  • noun a state law regulating the sale of securities in an attempt to control the sale of securities in fraudulent enterprises
WordNet

Blue spar

  • (Min.), azure spar; lazulite. See Lazulite.
Webster 1913

blue star

  • noun subshrubs of southeastern United States forming slow-growing clumps and having blue flowers in short terminal cymes
    Amsonia tabernaemontana.
WordNet

blue stem

  • noun tall grass with smooth bluish leaf sheaths grown for hay in the United States
    Andropogon furcatus; Andropogon gerardii; bluestem.
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blue stone

  • noun hydrated blue crystalline form of copper sulfate
    blue stone; chalcanthite; blue copperas.
WordNet

blue story

  • noun an indelicate joke
    dirty joke; dirty story; blue joke.
WordNet

blue succory

  • noun south European plant having dark-eyed flowers with flat blue rays
    Catananche caerulea; cupid's dart.
WordNet

blue thistle

  • noun a coarse prickly European weed with spikes of blue flowers; naturalized in United States
    viper's bugloss; blue devil; Echium vulgare; blueweed.
WordNet

Blue thrush

  • (Zoöl.), a European and Asiatic thrush (Petrocossyphus cyaneas).
Webster 1913

blue tit

  • noun widely distributed European titmouse with bright cobalt blue wings and tail and crown of the head
    tomtit; Parus caeruleus.
WordNet

blue toadflax

  • noun North American plant having racemes of blue-violet flowers
    old-field toadflax; Linaria canadensis.
WordNet

blue tulip

  • noun short hairy perennial with early spring blue-violet or lilac flowers; North America and Siberia
    wild crocus; Eastern pasque flower; Pulsatilla patens; American pasqueflower; prairie anemone; American pulsatilla; Anemone ludoviciana; lion's beard.
WordNet

Blue verditer

  • . See Verditer.
Webster 1913

Blue vitriol

  • noun hydrated blue crystalline form of copper sulfate
    blue stone; chalcanthite; blue copperas.
WordNet
  • (Chem.), sulphate of copper, a violet blue crystallized salt, used in electric batteries, calico printing, etc.
Webster 1913

blue wall

  • noun the secrecy of police officers who lie or look the other way to protect other police officers
    blue wall; wall of silence.
    • the blue wall cracked when some officers refused to take part in the cover-up
WordNet

blue wall of silence

  • noun the secrecy of police officers who lie or look the other way to protect other police officers
    blue wall; wall of silence.
    • the blue wall cracked when some officers refused to take part in the cover-up
WordNet

blue walleye

  • noun variety inhabiting the Great Lakes
    Strizostedion vitreum glaucum; blue pickerel; blue pike; blue pikeperch.
WordNet

Blue water

  • the open ocean.
Webster 1913

blue whale

  • noun largest mammal ever known; bluish-grey migratory whalebone whale mostly of southern hemisphere
    Balaenoptera musculus; sulfur bottom.
WordNet

blue-belly

  • noun common western lizard; seen on logs or rocks
    western fence lizard; swift; Sceloporus occidentalis.
WordNet

blue-black

  • adjective satellite of black tinged with blue
    bluish black.
WordNet

blue-blind

  • adjective satellite inability to see the color blue or to distinguish the colors blue and yellow
    tritanopic.
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blue-blindness

  • noun rare form of dichromacy characterized by a lowered sensitivity to blue light resulting in an inability to distinguish blue and yellow
    tritanopia.
WordNet

blue-blooded

  • adjective satellite belonging to or characteristic of the nobility or aristocracy
    blue; patrician; gentle; aristocratic; aristocratical.
    • an aristocratic family
    • aristocratic Bostonians
    • aristocratic government
    • a blue family
    • blue blood
    • the blue-blooded aristocracy
    • of gentle blood
    • patrician landholders of the American South
    • aristocratic bearing
    • aristocratic features
    • patrician tastes
WordNet

blue-chip

  • adjective satellite extremely valuable
    • Rembrandt is considered a blue-chip artist
WordNet

blue-chip stock

  • noun a common stock of a nationally known company whose value and dividends are reliable; typically have high price and low yield
    blue chip.
    • blue chips are usually safe investments
WordNet

blue-collar

  • adjective of or designating manual industrial work or workers
  • adjective satellite of those who work for wages especially manual or industrial laborers
    propertyless; working-class; wage-earning.
    • party of the propertyless proletariat"- G.B.Shaw
WordNet

blue-eye

Blue"-eye` noun
Definitions
  1. (Zoöl.) The blue-cheeked honeysucker of Australia.
Webster 1913

blue-eyed

  • adjective satellite favorite
    white-haired; fair-haired.
    • the fair-haired boy of the literary set
  • adjective satellite having blue eyes
WordNet
Blue"-eyed` adjective
Definitions
  1. Having blue eyes.
Webster 1913

blue-eyed african daisy

  • noun bushy perennial of South Africa with white or violet flowers; in its native region often clothes entire valley sides in a sheet of color
    Arctotis stoechadifolia; Arctotis venusta.
WordNet

blue-eyed grass

  • noun plant with grasslike foliage and delicate blue flowers
WordNet
Blue-eyed grass
Definitions
  1. (Bot.) a grasslike plant (Sisyrinchium anceps), with small flowers of a delicate blue color.
Webster 1913

blue-eyed mary

  • noun eastern United States plant with whorls of blue-and-white flowers
    Collinsia verna.
WordNet

blue-flowered

  • adjective satellite having blue flowers
WordNet

blue-fruited

  • adjective satellite bearing blue fruit
WordNet

blue-gray

  • adjective satellite of grey tinged with blue
    bluish-gray; blue-gray; bluish-grey.
WordNet

blue-green

  • adjective satellite of a bluish shade of green
    bluish green; teal; cyan.
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blue-green algae

  • noun predominantly photosynthetic prokaryotic organisms containing a blue pigment in addition to chlorophyll; occur singly or in colonies in diverse habitats; important as phytoplankton
    cyanobacteria.
WordNet

blue-grey

  • adjective satellite of grey tinged with blue
    bluish-gray; blue-gray; bluish-grey.
WordNet

blue-headed vireo

  • noun common vireo of northeastern North America with bluish slaty-grey head
    Vireo solitarius solitarius.
WordNet

blue-john

Blue"-john` noun
Definitions
  1. A name given to fluor spar in Derbyshire, where it is used for ornamental purposes.
Webster 1913

blue-lilac

  • adjective satellite of lavender tinged with blue
    bluish-lilac.
WordNet

blue-pencil

  • verb cut or eliminate
    edit; delete.
    • she edited the juiciest scenes
WordNet

blue-purple

  • adjective satellite of purple tinged with blue
    bluish-purple.
WordNet

blue-ribbon

  • adjective satellite selected or chosen for special qualifications
    select.
    • the blue-ribbon event of the season
WordNet

blue-sky

  • adjective satellite without immediate commercial value
    • the company cannot afford to do blue-sky research
WordNet

blue-veined

Blue"-veined` adjective
Definitions
  1. Having blue veins or blue streaks.
Webster 1913

blue-violet

  • adjective satellite of violet tinted with blue
    bluish-violet.
WordNet

blue-white

  • adjective satellite of white tinged with blue
    bluish-white; cool-white.
WordNet

blue-winged teal

  • noun American teal
    bluewing; Anas discors.
WordNet

bright blue

  • adjective satellite of a deep somewhat purplish blue color similar to that of a clear October sky
    azure; bright blue; cerulean.
    • October's bright blue weather
WordNet

bromophenol blue

  • noun a dye used as an acid-base indicator
    bromophenol blue; tetrabromo-phenolsulfonephthalein.
WordNet

bromothymol blue

  • noun a dye used as an acid-base indicator
    bromothymol blue.
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bromphenol blue

  • noun a dye used as an acid-base indicator
    bromophenol blue; tetrabromo-phenolsulfonephthalein.
WordNet

bromthymol blue

  • noun a dye used as an acid-base indicator
    bromothymol blue.
WordNet

cerulean blue

  • noun light greenish-blue pigment consisting essentially of oxides of cobalt and tin
WordNet

Cobalt blue

  • noun a shade of blue tinged with green
    turquoise; aqua; greenish blue; aquamarine; cobalt blue.
  • noun greenish-blue pigment consisting essentially of cobalt oxide and alumina
    cobalt ultramarine.
WordNet
  • a dark blue pigment consisting of some salt of cobalt, as the phosphate, ignited with alumina; called also cobalt ultramarine, and Thenard's blue.
Webster 1913

colorado blue spruce

  • noun tall spruce with blue-green needles and dense conic crown; older trees become columnar with lower branches sweeping downward
    Colorado spruce; Picea pungens; silver spruce.
WordNet

Coventry blue

  • blue thread of a superior dye, made at Coventry, England, and used for embroidery.
Webster 1913

danish blue

  • noun blue cheese of Denmark
WordNet

dark blue

  • noun a dark shade of blue
    navy; dark blue.
WordNet

dark-blue

  • adjective satellite of a dark shade of blue
WordNet

dress blues

  • noun a dress uniform for formal occasions
    dress whites.
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french blue

  • noun ultramarine pigment prepared artificially
    French blue; French ultramarine.
WordNet

french ultramarine blue

  • noun ultramarine pigment prepared artificially
    French blue; French ultramarine.
WordNet

gray-blue

  • adjective satellite of blue tinged with grey
    gray-blue; grayish-blue; grey-blue.
WordNet

grayish-blue

  • adjective satellite of blue tinged with grey
    gray-blue; grayish-blue; grey-blue.
WordNet

great blue heron

  • noun large American heron having bluish-grey plumage
    Ardea herodius.
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great blue shark

  • noun slender cosmopolitan, pelagic shark; blue body shades to white belly; dangerous especially during maritime disasters
    blue shark; Prionace glauca.
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greenish blue

  • noun a shade of blue tinged with green
    turquoise; aqua; greenish blue; aquamarine; cobalt blue.
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grey-blue

  • adjective satellite of blue tinged with grey
    gray-blue; grayish-blue; grey-blue.
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greyish-blue

  • adjective satellite of blue tinged with grey
    gray-blue; grayish-blue; grey-blue.
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Indigo blue

  • . (a) The essential coloring material of commercial indigo, from which it is obtained as a dark blue earthy powder, with a reddish luster, C16H10N2O2, which may be crystallized by sublimation. Indigo blue is also made from artificial amido cinnamic acid, and from artificial isatine; and these methods are of great commercial importance. Called also indigotin. (b) A dark, dull blue color like the indigo of commerce.
Webster 1913

iron blue

  • noun slightly purplish or bluish dark grey
    Davy's grey; steel grey; Davy's gray; steel gray.
  • noun any of various blue pigments
    iron blue.
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kentucky blue

  • noun valuable meadow and pasture grass in Europe and especially central United States having tall stalks and slender bright green leaves; a chief constituent in lawn grass mixtures
    Poa pratensis; Kentucky blue; June grass; Kentucky bluegrass.
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Kentucky blue grass

  • a species of grass (Poa pratensis) which has running rootstocks and spreads rapidly. It is valuable as a pasture grass, as it endures both winter and drought better than other kinds, and is very nutritious.
Webster 1913

kentucy blue grass

  • noun valuable meadow and pasture grass in Europe and especially central United States having tall stalks and slender bright green leaves; a chief constituent in lawn grass mixtures
    Poa pratensis; Kentucky blue; June grass; Kentucky bluegrass.
WordNet

kerry blue terrier

  • noun an Irish breed of medium-sized terriers with a silky blue-grey coat
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light-blue

  • adjective satellite of a light shade of blue
    light-blue.
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like blue murder

  • adverb at top speed
    flat out.
    • he ran flat out to catch the bus
    • he was off down the road like blue murder
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lilac-blue

  • adjective satellite of blue tinged with lavender
    lilac-blue.
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little blue heron

  • noun small bluish-grey heron of the western hemisphere
    Egretta caerulea.
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maiden blue-eyed mary

  • noun small widely branching western plant with tiny blue-and-white flowers; British Columbia to Ontario and south to California and Colorado
    Collinsia parviflora.
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mauve-blue

  • adjective satellite of blue tinged with mauve
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Mazarine blue

  • a deep blue color, named in honor of Cardinal Mazarin.
Webster 1913

Methylene blue

  • noun a dark green dye used as a stain, an antiseptic, a chemical indicator, and an antidote in cyanide poisoning
    methylthionine chloride.
WordNet
  • (Chem.), an artificial dyestuff consisting of a complex sulphur derivative of diphenyl amine; called also pure blue.
Webster 1913

Mineral blue

  • the name usually given to azurite, when reduced to an impalpable powder for coloring purposes.
Webster 1913

Mountain blue

  • (Min.), blue carbonate of copper; azurite.
Webster 1913

mountain blue berry

  • noun erect blueberry of western United States having solitary flowers and somewhat sour berries
    Viccinium membranaceum; thin-leaved bilberry; bilberry.
WordNet

Naphthol blue, Naphthol orange, Naphthol yellow

  • (Chem.), brilliant dyestuffs produced from certain complex nitrogenous derivatives of naphthol or naphthoquinone.
Webster 1913

  • noun a dark shade of blue
    navy; dark blue.
WordNet

out of the blue

  • adjective satellite not anticipated
    unforeseen; unlooked-for; unanticipated.
    • unanticipated and disconcerting lines of development"- H.W.Glidden
    • unforeseen circumstances
    • a virtue unlooked-for in people so full of energy
    • like a bolt out of the blue
  • adverb in a way that was not expected
    unexpectedly.
    • her brother showed up at the wedding out of the blue
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pale blue

  • adjective satellite of a light shade of blue
    light-blue.
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peacock blue

  • noun a shade of blue tinged with green
    turquoise; aqua; greenish blue; aquamarine; cobalt blue.
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peacock-blue

  • adjective satellite of bright greenish blue
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powder blue

  • noun a pale blue color with grey in it
  • adjective satellite of a moderate to pale blue or purplish blue
    powder blue.
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powdery-blue

  • adjective satellite of a moderate to pale blue or purplish blue
    powder blue.
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Prussian blue

  • noun any of various blue pigments
    iron blue.
  • noun a dark greenish-blue color
WordNet
  • (Chem.), any one of several complex double cyanides of ferrous and ferric iron; specifically, a dark blue amorphous substance having a coppery luster, obtained by adding a solution of potassium ferrocyanide (yellow prussiate of potash) to a ferric salt. It is used in dyeing, in ink, etc. Called also Williamson's blue, insoluble Prussian blue, Berlin blue, etc.
Webster 1913

Pure blue

  • . (Chem.) See Methylene blue, under Methylene.
Webster 1913

purple-blue

  • adjective satellite of blue tinged with purple
    purple-blue.
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purplish blue

  • noun a shade of blue tinged with purple
    purplish blue.
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purplish-blue

  • adjective satellite of blue tinged with purple
    purple-blue.
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reddish blue

  • noun a variable color that lies beyond blue in the spectrum
    violet.
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rhythm and blues

  • noun a combination of blues and jazz that was developed in the United States by Black musicians; an important precursor of rock 'n' roll
    R and B.
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rhythm and blues musician

  • noun a performer (and sometimes composer) of rhythm and blues music
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royal blue

  • noun a shade of blue tinged with purple
    purplish blue.
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sanders-blue

San"ders-blue" noun
Definitions
  1. See Saundersblue.
Webster 1913

saunders-blue

Saun"ders-blue` noun
Etymology
Corrupted fr. F. cendres bleues blue ashes.
Definitions
  1. A kind of color prepared from calcined lapis lazuli; ultramarine; also, a blue prepared from carbonate of copper. Written also sanders-blue.
Webster 1913

Saxon blue

  • (Dyeing), a deep blue liquid used in dyeing, and obtained by dissolving indigo in concentrated sulphuric acid. Brande & C.
Webster 1913

sevres blue

Sè"vres blue` (Also<
  • Sevres blue
  • Sèvres blue
)
Definitions
  1. A very light blue.
Webster 1913

silver-blue

  • adjective satellite of something having a color that is a light shiny blue
    silver-blue.
WordNet

silvery-blue

  • adjective satellite of something having a color that is a light shiny blue
    silver-blue.
WordNet

Sky blue

  • an azure color.
Webster 1913

sky-blue

  • noun a light shade of blue
    azure; lazuline; sapphire; cerulean.
  • adjective satellite of a deep somewhat purplish blue color similar to that of a clear October sky
    azure; bright blue; cerulean.
    • October's bright blue weather
WordNet
Sky"-blue adjective
Definitions
  1. Having the blue color of the sky; azure; as, a sky-blue stone. Wordsworth.
Webster 1913

smalt-blue

Smalt"-blue` adjective
Definitions
  1. Deep blue, like smalt.
Webster 1913

southern blue flag

  • noun similar to blue flag; the eastern United States
    Iris virginica.
WordNet

steel blue

  • noun a greyish blue color
WordNet

Thumb blue

  • indigo in the form of small balls or lumps, used by washerwomen to blue linen, and the like.
Webster 1913

To look blue

  • to look disheartened or dejected.
Webster 1913

True blue

  • genuine and thorough; not modified, nor mixed; not spurious; specifically, of uncompromising Presbyterianism, blue being the color adopted by the Covenanters.
Webster 1913

true-blue

  • adjective satellite marked by unswerving loyalty
    • a true-blue American
    • a reliable true-blue country club conservative
WordNet
True"-blue` adjective
Definitions
  1. Of inflexible honesty and fidelity; -- a term derived from the true, or Coventry, blue, formerly celebrated for its unchanging color. See True blue, under Blue.
True"-blue` noun
Definitions
  1. A person of inflexible integrity or fidelity.
Webster 1913

turnbull's blue

Turn"bull's blue`
Definitions
  1. (Chem.) The double cyanide of ferrous and ferric iron, a dark blue amorphous substance having a coppery luster, used in dyeing, calico printing, etc. Cf. Prussian blue, under Prussian.
Webster 1913

ultramarine blue

  • noun blue pigment made of powdered lapis lazuli
    ultramarine.
WordNet

Verditer blue

  • a pale greenish blue color, like that of the pigment verditer.
Webster 1913

violet-blue

  • adjective satellite of blue tinged with lavender
    lilac-blue.
WordNet

wild blue yonder

  • noun the sky as viewed during daylight
    blue; blue air; blue sky.
    • he shot an arrow into the blue
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wooly blue curls

  • noun an aromatic plant with wooly leaves found in southern California and Mexico
    California romero; Trichostema lanatum; black sage.
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yellow-blue color blindness

  • noun confusion of yellow and blue
    yellow-blue color blindness.
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yellow-blue dichromacy

  • noun confusion of yellow and blue
    yellow-blue color blindness.
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