Sioux
noun
ˈsü 
plural Sioux ˈsü
ˈsüz
1
: dakota
2
: siouan
Word History
Etymology
American French, short for Nadouessioux, from Ojibwa na·towe·ssiw-
First Known Use
1762, in the meaning defined at sense 1
Kids Definition
Sioux
noun
ˈsü
plural Sioux
ˈsü,
ˈsüz
: dakota