One of several North American burrowing rodents of the genera Geomys and Thomomys, of the family Geomyidæ; -- called also pocket gopher and pouched rat. See Pocket gopher, and Tucan.
- Any of various short-tailed, burrowing rodents of the family Geomyidae of North America, having fur-lined external cheek pouches. Also called pocket gopher.
- Any of various ground squirrels of the genus Citellus of North American prairies.
- Any of several burrowing tortoises of the genus Gopherus, especially G. polyphemus of the southeast United States.