DCHP-1 Online
prairie country 
extensive rolling grasslands, specifically those found in western Canada; also, the region covered by these grasslands.
See also: plain(s) (def. 1) prairie (def. 2a)
- 1853 The prairie country of the Saskatchewan is roamed over by countless herds of the buffalo, also by the reindeer and the beautiful antelope.
- 1922 During that time there had been two half-breed rebellions in the prairie country. . . .
- 1853 The prairie country of the Saskatchewan is roamed over by countless herds of the buffalo, also by the reindeer and the beautiful antelope.