FIN
WordNet
noun
(1) Organ of locomotion and balance in fishes and some other aquatic animals
(2) A stabilizer on a ship that resembles the fin of a fish
(3) A shoe for swimming; the paddle-like front is an aid in swimming (especially underwater)
(4) One of a set of parallel slats in a door or window to admit air and reject rain
(5) One of a pair of decorations projecting above the rear fenders of an automobile
(6) The cardinal number that is the sum of four and one
verb
(7) Show the fins above the water while swimming
"The sharks were finning near the surface"
(8) Propel oneself through the water in a finning motion
(9) Equip (a car) with fins
WiktionaryText
Noun
- One of the appendages of a fish, used to propel itself and to manoeuvre/maneuver.
- A similar appendage of a cetacean or other marine animal.
- A thin, rigid component of an aircraft, extending from the fuselage and used to stabilise and steer the aircraft.
- A similar structure on the tail of a bomb, used to help keep it on course.
- A hairstyle, resembling the fin of a fish, in which the hair is combed and set into a vertical ridge along the top of the head from about the crown to the forehead.
- A device worn by divers and swimmers on their feet.
- An extending part on a surface of a radiator, engine, heatsink, etc., used to facilitate cooling.
- A sharp raised edge (generally in concrete) capable of damaging a roof membrane or vapor retarder.
- A five-dollar bill.