tree sparrow: Meaning and Definition of

tree' spar"row

Pronunciation: [key]
  1. a Eurasian bird, Passer montanus, related to but smaller than the house sparrow.
  2. a North American finch, Spizella arborea, common in winter in the northern U.S.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.