Siouan, Sioux - a member of a group of North American Indian peoples who spoke a Siouan language and who ranged from Lake Michigan to the Rocky Mountains

Middle West, Midwest - the north central region of the United States (sometimes called the heartland or the breadbasket of America)

American state - one of the 50 states of the United States

Davenport - a city in eastern Iowa on the Mississippi River across from Moline and Rock Island

Cedar Rapids - a city in eastern Iowa

Clinton - a town in east central Iowa

capital of Iowa, Des Moines - the capital and largest city in Iowa

Dubuque - a town in eastern Iowa on the Mississippi River

Mason City - a town in north central Iowa

Ottumwa - a town in southeast Iowa

Sioux City - a city in northeastern Iowa where the Big Sioux River joins the Missouri

Little Sioux River - a river that rises in southwestern Minnesota and flows southwestward to the Missouri River in western Iowa

Chiwere - the Siouan language spoken by the Iowa and Oto and Missouri people