Definition of “fin”
noun:
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One of the appendages of a fish, used to propel itself and to manoeuvre/maneuver.
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A similar appendage of a cetacean or other marine animal.
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A thin, rigid component of an aircraft, extending from the fuselage and used to stabilise and steer the aircraft.
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A similar structure on the tail of a bomb, used to help keep it on course.
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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.
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A device worn by divers and swimmers on their feet.
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An extending part on a surface of a radiator, engine, heatsink, etc., used to facilitate cooling.
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A sharp raised edge (generally in concrete) capable of damaging a roof membrane or vapor retarder.
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A five-dollar bill.
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verb:
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To cut the fins from a fish, shark etc.
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To swim in the manner of a fish.
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To provide (a motor vehicle etc) with fins.
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