Bluebill

n.

1.

(Zool.) A duck of the genus Fuligula. Two American species (Fuligula marila and Fuligula affinis) are common. See Scaup duck.

Noun

1.

bluebill - diving ducks of North America having a bluish-gray bill Synonyms: scaup, scaup duck, broadbill

Aythya, Aythya affinis, Aythya marila, broadbill, duck, genus Aythya, greater scaup, lake duck, lesser scaup, lesser scaup duck, scaup, scaup duck