bluefin tuna
[
bloo
-fin]
/ˈbluˌfɪn/
noun
1.
a large tuna,
Thunnus thynnus,
common in temperate seas.
Origin
1920-25;
blue
+
fin
British Dictionary definitions for
bluefin tuna
bluefin
/
ˈbluːˌfɪn
/
noun
1.
another name for
tunny