/ Dictionary / Index Y Yakima: Meaning and Definition of Find definitions for: Yak•i•ma Pronunciation: (yak'u-mô", -mu), [key] — pl. -mas, -ma a city in S Washington. 49,826. a river in S central Washington. 203 mi. (327 km) long. a member of a North American Indian people of Washington. the Sahaptin language of the Yakima. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: yakima (Thesaurus) yakety-yak yakitori Related Content Daily Word Quiz: cur Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language