Males have bushy head plumage

• Stupid bird?
• Small North American diving duck

WordNet Word definitions in WordNet
n. small North American diving duck; males have bushy head plumage [syn: butterball , dipper , Bucephela albeola ]

Wikipedia Word definitions in Wikipedia
The bufflehead ( Bucephala albeola ) is a small American sea duck of the genus Bucephala , the goldeneyes . This species was first described by Linnaeus in his Systema naturae in 1758 as Anas albeola . The genus name is derived from Ancient Greek boukephalos ...

The Collaborative International Dictionary Word definitions in The Collaborative International Dictionary
Buffel duck \Buf"fel duck\ (b[u^]f"f[e^]l d[u^]k`). [See Buffalo .] (Zo["o]l.) A small duck ( Charitonetta albeola ); the spirit duck, or butterball. The head of the male is covered with numerous elongated feathers, and thus appears large. Called also bufflehead ...

Wiktionary Word definitions in Wiktionary
n. 1 A duck in the goldeneye genus, ''Bucephala albeola''. 2 (context obsolete English) One who has a large head; a heavy, stupid fellow.

Douglas Harper's Etymology Dictionary Word definitions in Douglas Harper's Etymology Dictionary
small North American duck, 1858 ( buffle-headed duck attested from 1831), from buffle (1510s), obsolete variant of buffalo (n.) + head (n.). So called for its large head; earlier the noun meant "stupid person" (1650s; compare buffle-headed "big-headed," ...