tuna 1
/tooh"neuh, tyooh"-/ , n. , pl. ( esp. collectively ) tuna , ( esp. referring to two or more kinds or species ) tunas .
1. any of several large food and game fishes of the family Scombridae, inhabiting temperate and tropical seas. Cf. albacore, bluefin tuna, yellowfin tuna .
2. any of various related fishes.
3. Also called tuna fish . the flesh of the tuna, used as food.
[ 1880-85, Amer.; atún al the + tun thýnnos TUNNY ]
tuna 2
/tooh"neuh, tyooh"-/ , n.
1. any of various prickly pears, esp. either of two erect, treelike species, Opuntia tuna or O. ficus-indica, of Mexico, bearing a sweet, edible fruit.
2. the fruit of these plants.
[ 1545-55; ]