noun
1. : any of various burrowing rodents (family Sciuridae): as
a. chiefly South & Midland : chipmunk
b. : a member of the African genus Xerus
c. : any of numerous often striped rodents of western No. America that constitute Citellus and sometimes related genera, are often destructive pests of cultivated land, and in some areas serve as vectors of plague
2. also ground-squirrel pea : twinleaf