Definition of Bachman's sparrow
: a sparrow (Aimophila aestivalis bachmani) of the central and southern U.S. that is reddish brown above and white below with the breast and sides washed with warm light brown
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.
Join MWU now and get access to America’s largest dictionary, with:
- 300,000 words that aren't in our free dictionary
- Expanded definitions, etymologies, and usage notes
- Advanced search features
- Ad free!
Origin and Etymology of bachman's sparrow
after John Bachman †1874 American Luthern clergyman and naturalist
First Known Use: 1887
Seen and Heard
What made you want to look up Bachman's sparrow? Please tell us where you read or heard it (including the quote, if possible).