Canary bird

from WordNet (r) 3.0 (2006)

canary bird
    n 1: any of several small Old World finches [syn: {canary},
         {canary bird}]

from The Collaborative International Dictionary of English v.0.48

Canary bird \Ca*na"ry bird`\ (Zool.)
   A small singing bird of the Finch family ({Serinus
   Canarius}), a native of the Canary Islands. It was brought to
   Europe in the 16th century, and made a household pet. It
   generally has a yellowish body with the wings and tail
   greenish, but in its wild state it is more frequently of gray
   or brown color. It is sometimes called {canary finch}.
   [1913 Webster]

   {Canary bird flower} (Bot.), a climbing plant ({Trop[ae]olum
      peregrinum}) with canary-colored flowers of peculiar form;
      -- called also {canary vine}.
      [1913 Webster]