Tswana

from The American Heritage® Dictionary of the English Language, 5th Edition.

• noun A member of a Bantu people inhabiting Botswana and western South Africa.
• noun The Sotho language of the Tswana.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

• proper noun A Bantu people living in Botswana and South Africa.
• proper noun The Bantu language of these people; Setswana.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

• noun a member of a Bantu people living chiefly in Botswana and western South Africa
• noun the dialect of Sotho spoken by the Tswana in Botswana