| English noun: Sioux | 
| 1. | Sioux (person) 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 | 
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 | Synonyms | Siouan | 
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 | Broader (hypernym) | Buffalo Indian, Plains Indian | 
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 | Narrower (hyponym) | Biloxi, Catawba, Crow, Dakota, Dhegiha, Eastern Sioux, Gros Ventre, Hidatsa, Iowa, Ioway, Lakota, Missouri, Ofo, Oto, Otoe, Santee, Santee Dakota, Santee Sioux, Teton, Teton Dakota, Teton Sioux, Tutelo, Winnebago | 
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 | Instance hyponym | Crazy Horse, Rain-in-the-Face, Tashunca-Uitco | 
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