Bull″head′ (�), n. 1. (Zoöl.) (a) A fresh-water fish of many species, of the genus Uranidea, esp. U. gobio of Europe, and U. Richardsoni of the United States; — called also miller's thumb. (b) In America, several species of Amiurus; — called also catfish, horned pout, and bullpout. (c) A marine fish of the genus Cottus; the sculpin.
2. (Zoöl.) (a) The black-bellied plover (Squatarola helvetica); — called also beetlehead. (b) The golden plover.
3. A stupid fellow; a lubber. Jonson.
4. (Zoöl.) A small black water insect. E. Phillips.
Bullhead whiting(Zoöl.), the kingfish of Florida (Menticirrus alburnus).