/ Dictionary / Index G giaour: Meaning and Definition of Find definitions for: giaour Pronunciation: (jour), [key] — n. Turkish. an unbeliever; a non-Muslim, esp. a Christian. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. giant water bug giardia Related Content Daily Word Quiz: neologism Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language