bullhead

[boo l-hed] /ˈbʊlˌhɛd/

noun

any of several North American, freshwater catfishes of the genus Ictalurus, having a rounded or truncate caudal fin.

any of several other fishes, as the freshwater sculpins of the genus Cottus, especially those species having a hornlike spine on each side of the head.

an obstinate or stupid person.

Origin

1665-75, Americanism; bull¹ + head

Examples from the web for bullhead

His mysterious and sudden feelings surfaced for a bullhead.
Also, the chunky yellow bullhead and silvery freshwater drum.
The bullhead is an interesting, smooth-skinned fish.

British Dictionary definitions for bullhead

bullhead

/ˈbʊlˌhɛd/

noun

any of various small northern mainly marine scorpaenoid fishes of the family Cottidae that have a large head covered with bony plates and spines

any freshwater North American catfish of the genus Ameiurus (or Ictalurus), having a large head bearing several long barbels

a scorpion fish, Scorpaena guttata, of North American Pacific coastal waters

(informal) a stupidly stubborn or unintelligent person

Slang definitions & phrases for bullhead

bullhead

noun

A stupid, obstinate person (1850+)