Fin
Part of speech: verb
Definition: To cut the fins from a fish, shark etc To swim in the manner of a fish To provide (a motor vehicle etc) with fins
Part of speech: noun
Definition: 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.
Flipper
Part of speech: noun
Definition: in marine mammals such as whales, a wide flat limb, adapted for swimminga flat, wide, paddle-like rubber covering for the foot, used in swimminga flat lever in a pinball machine, used to keep the ball in playA type of ball bowled by a leg spin bowler, which spins backwards and skids off the pitch with a low bouncetelevision remote control, clicker
Part of speech: verb
Definition: To lift one or both flipper out of the water and slap the surface of the water.