the Rocky Mountain States
noun /ðə ˌrɒki maʊntən ˈsteɪts/
/ðə ˌrɑːki maʊntn ˈsteɪts/
[plural]- the eight US states in the area of the Rocky MountainsCultureFrom north to south the Rocky Mountain States are Montana, Idaho, Wyoming, Colorado, Utah, Nevada, Arizona and New Mexico.