Source : Webster's Revised Unabridged Dictionary (1913)

Fin \Fin\, v. t. [imp. & p. p. {Finned}; p. pr. & vb. n.
   {Finning}.] [Cf. {Fin} of a fish.]
   To carve or cut up, as a chub.

Finned \Finned\, a.
   Having a fin, or fins, or anything resembling a fin.
   --Mortimer.

Source : WordNet®

fin
     n 1: the cardinal number that is the sum of four and one [syn: {five},
           {5}, {V}, {cinque}, {quint}, {quintet}, {fivesome}, {quintuplet},
           {pentad}, {Phoebe}, {Little Phoebe}]
     2: one of a pair of decorations projecting above the rear
        fenders of an automobile [syn: {tail fin}, {tailfin}]
     3: one of a set of parallel slats in a door or window to admit
        air and reject rain [syn: {louver}, {louvre}]
     4: a shoe for swimming; the paddle-like front is an aid in
        swimming (especially underwater) [syn: {flipper}, {flippers},
         {fins}]
     5: a stabilizer that resembles the fins of a fish
     6: organ of locomotion and balance in fishes and some other
        aquatic animals
     [also: {finning}, {finned}]

fin
     v 1: equip (a car) with fins
     2: propel oneself through the water in a finning motion
     3: show the fins above the water while swimming; "The sharks
        were finning near the surface" [syn: {break water}]
     [also: {finning}, {finned}]

finned
     See {fin}