tonguefish

[ tuhng-fish ]
/ ˈtʌŋˌfɪʃ /

noun, plural (especially collectively) tongue·fish, (especially referring to two or more kinds or species) tongue·fish·es.

any of several flatfishes of the family Cynoglossidae, having the tail tapered to a point.

Origin of tonguefish

First recorded in 1645–55; tongue + fish