/ Dictionary / Index U unbridle: Meaning and Definition of Find definitions for: un•bri•dle Pronunciation: (un-brīd'l), [key] — -dled, -dling. to remove the bridle from (a horse, mule, etc.). to free from restraint. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: unbridle (Thesaurus) unbred unbridled Related Content Daily Word Quiz: inutiae Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language