- 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.
- of or relating to the Sioux or the Siouan languages.
Origin of Siouan
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for siouan
In this Algonkian, Iroquoian and Siouan tribes have participated.
Among Siouan tribes the snake was a holy or at least mysterious being.
Their linguistic affinity with the Siouan stock was established by Gatschet in 1881.Myths of the Cherokee
The Omaha Indians belong to the egiha group of the Siouan family.Omaha sociology (1884 N 03 / 1881-1882 (pages 205-370))
James Owen Dorsey
He shouted some words in the Siouan dialect, and was answered by what seemed to Coke merely a series of grunts.Adventures Among the Red Indians
H. W. G. Hyrst
- a family of North American Indian languages including Sioux, probably related to Iroquoian
- of or relating to the Sioux peoples or languages
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
Word Origin and History for siouan
Online Etymology Dictionary, © 2010 Douglas Harper