/ Dictionary / Index D Dubai: Meaning and Definition of Find definitions for: Du•bai Pronunciation: (d-bī'), [key] — n. an emirate in the NE United Arab Emirates, on the Persian Gulf. 278,437. a seaport in and the capital of the emirate of Dubai. 206,861. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: dubai (Thesaurus) dub Du Barry Related Content Daily Word Quiz: diaphanous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language