Pronunciation: (yä'nu), [key]
—pl. -nas, (esp. collectively) -na for 1.
1. a member of a North American Indian people who once resided in the eastern portion of the upper Sacramento River valley in California.
2. the now extinct Hokan language of the Yana, best known for a systematic differentiation between men's and women's speech.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.