noun:a thin flat part that sticks out from the body of a fish and is used in moving or guiding the fish through water
noun:an external membranous process of an aquatic animal (as a fish) used in propelling or guiding the body
verb:to equip with fins
synonyms: end, conclusion, object
Examples
a car from the 1950s with 'fins' on the back
a fish with blue scales and spiny 'fins'
a 'finned' creature [=a fish]
Movie clips
Movie quotes
(..) Just guessin'. This isn't him. What? Willy. Right here. Sure, it is. Willy's fin is flopped over. That's what happens in captivity. Why? Nobody knows. (..)