American tree sparrow

noun

: tree sparrow sense 2

… the American tree sparrow does not spend much time in trees. It would better be called "brush sparrow" …

—Benjamin P. Burtt, Post Standard (Syracuse, New York), 9 May 2010

Word History

First Known Use

1883, in the meaning defined above

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

• More than 250,000 words that aren't in our free dictionary
• Expanded definitions, etymologies, and usage notes
• Advanced search features
• Ad free!