n. [ From Poach to stab. ] [ Written also pocard, pochard. ] (Zool.) (a) A common European duck (Aythya ferina); -- called also goldhead, poker, and fresh-water widgeon, or red-headed widgeon. (b) The American redhead, which is closely allied to the European poachard. [ 1913 Webster ]

Red-crested poachard (Zool.), an Old World duck (Branta rufina). --
Scaup poachard, the scaup duck. --
Tufted poachard, a scaup duck (Aythya cristata, or Fuligula cristata), native of Europe and Asia. [ 1913 Webster ]