Sioux

//sjuː// name

name ·Uncommon ·Advanced level

Definitions

Noun
  1. 1
    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 wordnet
Proper Noun
  1. 1
    Various formerly nomadic Native American tribes of the North American Great Plains. plural, plural-only
  2. 2
    A member of the Sioux tribe.
  3. 3
    The group of languages spoken by the Sioux.

Synonyms

All synonyms
siouansiouan

Example

More examples

"The Sioux had signed a treaty with the government in 1868."

Etymology

From French Sioux, shortening of Nadouessioux, from Ojibwe naadawesiwag (“little snakes”), which could refer to the massasauga snake (Sistrurus catenatus), a small rattlesnake.

Related phrases

Big SiouxSioux CitySioux CountySioux Fallsgreat plainsnative american

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Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.