/ Dictionary / Index U urinate: Meaning and Definition of Find definitions for: u•ri•nate Pronunciation: (yoor'u-nāt"), [key] — -nat•ed, -nat•ing. to pass or discharge urine. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: urinate (Thesaurus) urinary tract infection urine 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