/ Dictionary / Index A Arapaho: Meaning and Definition of Find definitions for: A•rap•a•ho Pronunciation: (u-rap'u-hō"), [key] — pl. -hos, -ho. a member of a tribe of North American Indians of Algonquian speech stock, once dwelling in the Colorado plains and now in Oklahoma and Wyoming. an Algonquian language, the language of the Arapaho. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: arapaho (Thesaurus) Aranyaka Arapahoe Related Content Daily Word Quiz: labyrinth Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language