\Poach"ard\, n. [From {Poach} to stab.] [Written also
{pocard}, {pochard}.] (Zo["o]l.)
(a) A common European duck ({Aythya ferina}); -- called also
    {goldhead}, {poker}, and {fresh-water, or red-headed},
    {widgeon}.
(b) The American redhead, which is closely allied to the
    European poachard.
{Red-crested poachard} (Zo["o]l.), an Old World duck ({Branta
   rufina}).
{Scaup poachard}, the scaup duck.
{Tufted poachard}, a scaup duck ({Aythya, or Fuligula
   cristata}), native of Europe and Asia.