keel : Idioms & Phrases

• noun either of two lengthwise fins attached along the outside of a ship's bilge; reduces rolling
  

WordNet

• (Naut.), a keel peculiar to ironclad vessels, extending only a portion of the length of the vessel under the bilges. Ham. Nav. Encyc.

Webster 1913

• noun a retractable fin keel used on sailboats to prevent drifting to leeward
  centreboard; drop keel; centerboard.
  

WordNet

• (Naut.), the timber below the main keel, used to serve both as a protection and to increase the shio's lateral resistance.

Webster 1913

• noun a metal plate projecting from the keel of a shallow vessel to give it greater lateral stability
  

WordNet

• noun a pointed arch having an S-shape on both sides
  ogee arch.
  

WordNet

• . (a) A covered freight boat, with a keel, but no sails, used on Western rivers . U. S. (b) A low, flat-bottomed freight boat. See Keel, n., 3.

Webster 1913

• verb turn over and fall
  
  • the man had a heart attack and keeled over

WordNet

• one of the timbers or sections of which a keel is composed.

Webster 1913

• adjective satellite shaped in the form of the keel of a boat
  

WordNet

• noun Eurasian bulbous plant
  Allium carinatum.
  

WordNet

• (Naut.), the principal or true keel of a vessel, as distinguished from the false keel.

Webster 1913

• (Naut.), in a level or horizontal position.
• in a level or horizontal position, so that the draught of water at the stern and the bow is the same. Ham. Nav. Encyc.

Webster 1913

• noun a retractable fin keel used on sailboats to prevent drifting to leeward
  centreboard; drop keel; centerboard.
  

WordNet

• (Naut), a movable keel, similar to a centeboard.

Webster 1913

• to upset; to capsize. Colloq.

Webster 1913