n. (pl. same or tunas)
1 any marine fish of the family Scombridae native to tropical and warm waters, having a round body and pointed snout, and used for food. Also called TUNNY.
2 (in full tuna-fish) the flesh of the tuna or tunny, usu. tinned in oil or brine.
Etymology: Amer. Sp., perh. f. Sp. atuacuten tunny
2.
n.
1 a prickly pear, esp. Opuntia tuna.
2 the fruit of this.
Etymology: Sp. f. Haitian
Useful english dictionary. 2012.