present participle of fin

(telecommunications, US) Initialism of facility ID number. / (law enforcement, UK) Initialism of force identification number.

(law) Abbreviation of finance. / (law) Abbreviation of financial. / (law) Abbreviation of financing.

(law) Abbreviation of Finland. / Abbreviation of Finnish.

Abbreviation of finance. / Abbreviation of finish.

plural of FIN

(of fish) In the Actinopterygii taxonomic class of fish, all having in common lepidotrichia (a kind of fin made of webs of skin supported by bony or horny spines).

Having one or more shark fins or resembling shark fins.

A ray-finned fish, as distinguished from shellfish, cartilaginous fish and other similar sea creatures used as food.

Synchiropus rameus, a species of dragonet fish.