- any small leaping rodent of the genus Dipodomys, related to the squirrels and inhabiting desert regions of North America, having a
stocky body and very long hind legs and tails: family Heteromyidae
- Also called: kangaroo mouse. any of several leaping murine rodents of the Australian genus Notomys
Example Sentences Including 'kangaroo rat'
How can the kangaroo rat in Arizona trump this by never drinking at all?
New Scientist (1998)
to comment on this word.