present participle of fin

plural of FIN

Having fins.

simple past tense and past participle of fin

plural of fin

Third-person singular simple present indicative form of fin

(nautical) A type of keel common in sailing yachts, its shape resembling the fin of a fish.

The fin of a shark, specifically the dorsal, pectoral or caudal fin. / (roofing) An upward curled felt side lap or end lap.

Describing a helicopter's shrouded tail rotor, essentially a ducted fan, intended to counteract the torque of the main rotor.

A tool, similar to a screwdriver, for removing and installing the screws that attach the fins to a surfboard.