Source : Webster's Revised Unabridged Dictionary (1913)

Waxwing \Wax"wing`\, n. (Zo["o]l.)
   Any one of several species of small birds of the genus
   {Ampelis}, in which some of the secondary quills are usually
   tipped with small horny ornaments resembling red sealing wax.
   The Bohemian waxwing (see under {Bohemian}) and the cedar
   bird are examples. Called also {waxbird}.

Source : WordNet®

waxwing
     n : brown velvety-plumaged songbirds of the northern hemisphere
         having crested heads and red waxy wing tips