A member of a group of Native American peoples, comprising the Lakota, the Santee, the Yankton, and the Yanktonai, inhabiting the northern Great Plains from Minnesota to eastern Montana and from southern Saskatchewan to Nebraska. Present-day Sioux populations are located mainly in North and South Dakota, Minnesota, Montana, and Nebraska.
Any of the Siouan languages of the Sioux peoples.
Name applied to various formerly nomadic Native American tribes of the North American Great Plains.
The group of languages spoken by the Sioux.
Origin of sioux
- North American French short for nadouéssioux from Ottawa na·towe·ssiwak plural of na·towe·ssi Sioux person from Proto-Algonquian na·towe·wa northern Iroquoian probably from -a·towe· to speak a foreign language
From American Heritage Dictionary of the English Language, 5th Edition