Webster's 1828 Dictionary
SCAUP
n.A fowl of the duck kind.
Webster's 1913 Dictionary
SCAUP
Scaup, n. Etym: [See Scalp a bed of oysters or mussels.]
1. A bed or stratum of shellfish; scalp. [Scot. ]
2. (Zoöl.)
Defn: A scaup duck. See below. Scaup duck (Zoöl.), any one of several species of northern ducks of the genus Aythya, or Fuligula. The adult males are, in large part, black. The three North American species are: the greater scaup duck (Aythya marila, var. nearctica ), called also broadbill, bluebill, blackhead, flock duck, flocking fowl, and raft duck; the lesser scaup duck (A. affinis ), called also little bluebill, river broadbill, and shuffler; the tufted, or ring-necked, scaup duck (A. collaris ), called also black jack, ringneck, ringbill, ringbill shuffler, etc. See Illust. of Ring-necked, under Ring- necked. The common European scaup, or mussel, duck (A.marila ), closely resembles the American variety.
SCAUPER
Scaup "er, n. Etym: [Cf. Scalper. ]
Defn: A tool with a semicircular edge, -- used by engravers to clear away the spaces between the lines of an engraving. Fairholt.
New American Oxford Dictionary
scaup
scaup |skôp skɔp | ▶noun a Eurasian, North American, and New Zealand diving duck, the male of which has a black head with a green or purple gloss. [Genus Aythya, family Anatidae: three species, in particular the widespread ( greater ) scaup (A. marila ), with a black breast and white sides. ] ORIGIN late 17th cent.: Scots variant of Scots and northern English scalp ‘mussel bed, ’ a feeding ground of the duck.
scauper
scau per |ˈskôpər | ▶noun variant spelling of scorper.
Oxford Dictionary
scaup
scaup |skɔːp | ▶noun a Eurasian, North American, and New Zealand diving duck, the male of which has a black head with a green or purple gloss. ●Family Anatidae: three species in the genus Aythya, in particular the widespread ( greater ) scaup (A. marila ), with a black breast and white sides. ORIGIN late 17th cent.: Scots variant of Scots and northern English scalp ‘mussel-bed ’, a feeding ground of the duck.
scauper
scaup ¦er |ˈskɔːpə (r )| ▶noun variant of scorp.
The Wordsmith Dictionary