" pocket gopher "

[Noun]  | "pocket gopher" 

1: gopher

Origin: 1873 ;

[Noun]  | "go*pher" | \ ˈgō-fər \

1: a burrowing land tortoise (Gopherus polyphemus) of the southern U.S.; broadly : any of several related land tortoises —called also gopher tortoise

2: any of a family (Geomyidae) of burrowing rodents of western North America, Central America, and the southern U.S. that are the size of a large rat and have large cheek pouches opening beside the mouth —called also pocket gopher

3: any of several small ground squirrels (genus Spermophilus) of the prairie region of North America

Origin: 1791 ;

 Origin unknown;