'Missouri' definitions:

Definition of 'Missouri'

(from WordNet)
noun
A midwestern state in central United States; a border state during the American Civil War, Missouri was admitted to the Confederacy without actually seceding from the Union [syn: Missouri, Show Me State, MO]
noun
The longest river in the United States; arises in Montana and flows southeastward to become a tributary of the Mississippi at Saint Louis; "The Missouri and Mississippi Rivers together form the third longest river in the world" [syn: Missouri, Missouri River]
noun
A member of the Siouan people formerly inhabiting the valley of the Missouri river in Missouri
noun
A dialect of the Chiwere language spoken by the Missouri