\Chough\, n. [OE. choughe, kowe (and cf. OE. ca), fr. AS.
ce['o]; cf. also D. kauw, OHG. ch[=a]ha; perh. akin to E.
caw. [root]22. Cf. {Caddow}.] (Zo["o]l.)
A bird of the Crow family ({Fregilus graculus}) of Europe. It
is of a black color, with a long, slender, curved bill and
red legs; -- also called {chauk}, {chauk-daw}, {chocard},
{Cornish chough}, {red-legged crow}. The name is also applied
to several allied birds, as the {Alpine chough}.
{Cornish chough} (Her.), a bird represented black, with red
   feet, and beak; -- called also {aylet} and {sea swallow}.