little missouri river is a noun meaning "a river that rises in northeastern Wyoming and flows through Montana and South Dakota to join the Missouri River in North Dakota". It carries one recorded sense.
a river that rises in northeastern Wyoming and flows through Montana and South Dakota to join the Missouri River in North Dakota
Definitions, synonyms and semantic relations for little missouri river come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.