sioux | 
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| 1. | [ noun ] 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 | |
| Synonyms: | Siouan | |
| Related terms: | Plains_Indian Crow Hunkpapa Dakota Dhegiha Santee Winnebago Iowa Missouri Ofo Oglala Oto Tutelo Hidatsa Catawba crazy_horse rain-in-the-face Biloxi | |
| Similar spelling: | 
  six sissu Sisco sissoo sis sic  | 
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