1. bluefin(n = noun.food) bluefin tuna - flesh of very large tuna;
is a kind of tuna, tuna fish, tunny
is a part of bluefin, bluefin tuna, horse mackerel, thunnus thynnus
2. bluefin(n = noun.animal) bluefin tuna, horse mackerel, thunnus thynnus - largest tuna; to 1500 pounds; of mostly temperate seas: feed in polar regions but breed in tropics;
is a kind of tuna, tunny
has parts: bluefin, bluefin tuna
is a member of genus thunnus, thunnus
A species of whitefish (