A sandwich with tuna and a layer of melted cheese in it, usually eaten hot.

Thunnus thynnus, Atlantic bluefin tuna, found in both the western and eastern Atlantic Ocean, and also / in the Mediterranean Sea.

A medium-sized perciform fish in the tuna family, Katsuwonus pelamis.

plural of tuna melt

Gymnosarda unicolor, a pelagic marine fish of the family Scombridae.

(rare, slang, vulgar) The vulva.

plural of tuna casserole

A casserole mainly composed of egg noodles (or some other starch such as rice) and canned tuna fish, with canned peas and corn sometimes added.

plural of tuna taco

(slang) A cat that has developed a strong preference for tuna and may refuse to eat anything else.