Definition of ground squirrel
: any of various burrowing North American and Eurasian rodents (especially genus Spermophilus) of the squirrel family that often live in colonies especially in open areas (as grasslands) —called also spermophile
First Known Use of ground squirrel
Learn More about ground squirrel
Britannica.com: Encyclopedia article about ground squirrel
Seen and Heard
What made you want to look up ground squirrel? Please tell us where you read or heard it (including the quote, if possible).