noun, plural Nav·a·jos, Nav·a·joes, (especially collectively) Nav·a·jo for 1.
- a member of the principal tribe of the southern division of the Athabaskan stock of North American Indians, located in New Mexico and Arizona, and now constituting the largest tribal group in the U.S.
- the Athabaskan language of the Navajo.
- of, relating to, or characteristic of the Navajo, their language, or their culture: a Navajo blanket.
Athabaskan people and language, 1780, from Spanish Apaches de Nabaju (1629), from Tewa (Tanoan) Navahu, said to mean literally “large field” or “large planted field,” containing nava “field” and hu “valley.” Spanish Navajo was used 17c. in reference to the area now in northwestern New Mexico.