fin - definition, thesaurus and related words from WordNet-Online

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Noun fin has 6 senses

five, 5, V, cinque, quint, quintet, fivesome, quintuplet, pentad, fin, Phoebe, Little Phoebe - the cardinal number that is the sum of four and one
--₁ is a kind of digit, figure
tail fin, tailfin, fin - one of a pair of decorations projecting above the rear fenders of an automobile
--₂ is a kind of decoration, ornament, ornamentation
--₂ is a part of car, auto, automobile, machine, motorcar
Derived form: verb fin₁
louver, louvre, fin - one of a set of parallel slats in a door or window to admit air and reject rain
--₃ is a kind of slat, spline
--₃ is a part of jalousie
flipper, flippers, fin, fins - a shoe for swimming; the paddle-like front is an aid in swimming (especially underwater)
--₄ is a kind of shoe

Derived form: verb fin₂
fin - a stabilizer that resembles the fins of a fish
--₅ is a kind of stabilizer, stabiliser
--₅ is a part of ship
--₅ has particulars: vane
fin - organ of locomotion and balance in fishes and some other aquatic animals
--₆ is a kind of extremity, appendage, member
--₆ is a part of fish
--₆ has part: ray
--₆ has particulars:
dorsal fin; pectoral fin; pelvic fin, ventral fin; tail fin, caudal fin

Derived forms: verb fin₃, verb fin₂

Verb fin has 3 senses

fin - equip (a car) with fins
--₁ is one way to equip, fit, fit out, outfit

Derived form: noun fin₂
Sample sentence:
Somebody ----s something
fin - propel oneself through the water in a finning motion
--₂ is one way to swim

Derived forms: noun fin₆, noun fin₄
Sample sentence:
Somebody ----s
fin, break water - show the fins above the water while swimming; "The sharks were finning near the surface"
--₃ is one way to swim

Derived form: noun fin₆
Sample sentence:
Something ----s