- a Eurasian bird, Passer montanus, related to but smaller than the house sparrow.
- a North American finch, Spizella arborea, common in winter in the northern U.S.
Origin of tree sparrow
First recorded in 1760–70
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for tree sparrow
The tree-sparrow is perhaps the sweetest and most melodious warbler at present.
- a small European weaverbird, Passer montanus, similar to the house sparrow but having a brown head
- a small North American finch, Spizella arborea, having a reddish-brown head, grey underparts, and brown striped back and wings