- a horizontal, often adjustable, winglike appendage to the underwater portion of a hull, as one for controlling the dive of a submarine or for damping the roll of a surface vessel.
- fin keel.
verb (used with object), finned, fin·ning.
verb (used without object), finned, fin·ning.
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Origin of fin1
OTHER WORDS FROM finfinless, adjectivefinlike, adjective
Words nearby fin
Definition for fin (2 of 4)
Origin of fin2
Definition for fin (3 of 4)
Definition for fin (4 of 4)
Example sentences from the Web for fin
“The annoying thing about life is that it screws up the production,” Fin muses.
He carried with him the insecurities, foibles, and morose visions of fin de siècle Europe.
Fin had the trunk of a tree brought, three equal parts made of it, and one given to each of the men.Myths and Folk Tales of Ireland|Jeremiah Curtin
Fin whales are probably the most numerous and widely distributed large whale species in the western North Atlantic.Whales, Dolphins, and Porpoises of the Western North Atlantic|Stephen Leatherwood
Fin Arnason proceeded to the town and had with him his house-servants, nearly eighty men.Heimskringla|Snorri Sturlason
He had some thoughts of throwing himself overboard; but the fin of a shark gliding by turned him from his intention.The Three Admirals|W.H.G. Kingston
Within five minutes after Bert finished his swim, the fin of a shark was cutting the surface in circles around the Snark.The Cruise of the Snark|Jack London
British Dictionary definitions for fin (1 of 5)
- British a vertical surface to which the rudder is attached, usually placed at the rear of an aeroplane to give stability about the vertical axisUS name: vertical stabilizer
- a tail surface fixed to a rocket or missile to give stability