Found 2 items, similar to scaup duck.
English → English (WordNet) Definition: scaup duck scaup duck n : diving ducks of North America having a bluish-gray bill [syn: scaup, bluebill, broadbill]
English → English (gcide) Definition: scaup duck Broadbill \Broad"bill`\, n. 1. (Zo["o]l.) A wild duck (Aythya marila, or Fuligula marila ), which appears in large numbers on the eastern coast of the United States, in autumn; -- called also bluebill, blackhead, raft duck, and scaup duck. See Scaup duck. [1913 Webster] 2. (Zo["o]l.) The shoveler. See Shoveler. [1913 Webster]