twenty Meaning, Definition & Usage

  1. noun the cardinal number that is the sum of nineteen and one
    XX; 20.
  2. noun a United States bill worth 20 dollars
    twenty dollar bill.
  3. adjective satellite denoting a quantity consisting of 20 items or units
    xx; 20.

WordNet

Twen"ty adjective
Etymology
OE. twenty, AS. twntig, twentig; akin to OFris. twintich, OS. twntig, D. & LG. twintig, OHG. zweinzug, G. zwanzig, Goth. twai tigjis; that is, two tens. See Twain, Two, and Ten.
Definitions
  1. One more that nineteen; twice; as, twenty men.
  2. An indefinite number more or less that twenty. Shak.
    Maximilian, upon twenty respects, could not have been the man. Bacon.
Twen"ty noun
Wordforms
plural Twenties
Definitions
  1. The number next following nineteen; the sum of twelve and eight, or twice ten; twenty units or objects; a score.
  2. A symbol representing twenty units, as 20, or xx.

Webster 1913