➡ 1) to cut off the fins (from a fish). The practice of removing fins and discarding the carcass, usually pertaining to sharks. 2) of a marine animal) to show fins above the water — Saw was frightened as the sharks finned around the boat

➡ a thin, flat appendage on the body of a fish or other aquatic animal that helps manoeuvre the body through the water.

➡ Drapeau que l’on hisse sur un navire. Pavillon national. Pavillon d’armateur, de guerre, de détresse.