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]

The Collaborative International Dictionary of English v.0.48:

Finch \Finch\ (f[i^]nch), n.; pl. Finches (f[i^]nch"[e^]z).
   [AS. finc; akin to D. vink, OHG. fincho, G. fink; cf. W. pinc
   a finch; also E. spink.] (Zool.)
   A small singing bird of many genera and species, belonging to
   the family Fringillid[ae].
   [1913 Webster]

   Note: The word is often used in composition, as in chaffinch,
         goldfinch, grassfinch, pinefinch, etc.
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   Bramble finch. See Brambling.

   Canary finch, the canary bird.

   Copper finch. See Chaffinch.

   Diamond finch. See under Diamond.

   Finch falcon (Zool.), one of several very small East Indian
      falcons of the genus Hierax.

   To pull a finch, to swindle an ignorant or unsuspecting
      person. [Obs.] "Privily a finch eke could he pull."
      --Chaucer.
      [1913 Webster]