/ Dictionary / Index U united: Meaning and Definition of Find definitions for: u•nit•ed Pronunciation: (y-nī'tid), [key] — adj. made into or caused to act as a single entity: a united front. formed or produced by the uniting of things or persons: a united effort. agreed; in harmony. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: united (Thesaurus) unite United Arab Emirates Related Content Daily Word Quiz: profiterole Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language