ˈ ̷ ̷ˌ ̷ ̷ noun
1. : any of numerous large-headed fishes: as
a. : any of several scorpaenid fishes: as
(1) : miller's-thumb 1
(2) : father-lasher
(3) : sea poacher
(4) : sculpin
b. : any of several catfishes (genus Ameiurus ) abundant in fresh waters of No. America
c. : a marine sciaenid food fish ( Laumus fasciatus ) of the southern United States
d. : a small primitive brown shark ( Heterodontus japonicus ) of Australasia
2. : a stupid person ; especially : one stupidly headstrong and stubborn
3.
a. : black-bellied plover
b. : golden plover
c. : american goldeneye
4. : a deformed or atrophied flower ; especially : one that is abnormally double
5. : a head (as of a rivet or a rail) of approximately bulbous section ; also : a bullheaded rail
6. : a caltrop ( Tribulus terrestris ) of the southwestern United States
7. also bullhead clam : a freshwater mussel ( Plethobasis cyphus ) of the upper Mississippi drainage with a nacreous shell used for making buttons