(n) important marine food and game fishes found in all tropical and temperate seas; some are at least partially endothermic and can thrive in colder waters, Syn. scombroid fish
a. [ Scomber + -oid. ] (Zool.) Like or pertaining to the Mackerel family. -- n. Any fish of the family Scombridae, of which the mackerel (Scomber) is the type, and including the tuna (Thunnus and related genera). [ 1913 Webster +PJC ]