Siouan
[ soo-uh n ]
/ ˈsu ən /
noun
an American Indian language family formerly widespread from Saskatchewan to the lower Mississippi, also found in the Virginia and Carolina piedmont, and including Catawba, Crow, Dakota, Hidatsa, Mandan, Osage, and Winnebago.
a member of one of the Siouan-speaking peoples.
adjective
of or relating to the Sioux or the Siouan languages.
Example sentences from the Web for siouan
British Dictionary definitions for siouan
Siouan
/ (ˈsuːən) /
noun
a family of North American Indian languages including Sioux, probably related to Iroquoian
adjective
of or relating to the Sioux peoples or languages