n.
1.a member of any of the North American Indian groups speaking an Athapaskan language and living in the subarctic regions of western Canada and central Alaska
2.a group of Amerindian languages (the name coined by an American anthropologist, Edward Sapir)
Idiom of the Day
sell out (someone or something) or sell (someone or something) out
to be disloyal, to betray someone or something
The man does not want to sell out his moral values.