Breadcrumb Home > Dictionary > Index U unfix: Meaning and Definition of Find definitions for: un•fix Pronunciation: (un-fiks'), [key] — -fixed -fixt, -fix•ing. to render no longer fixed; unfasten; detach; loosen; free. to unsettle, as the mind, traditions, or habits. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. unfit unflappable TrendingHere are the facts and trivia that people are buzzing about. Jewish Holidays, 2010-2030 (A.M. 5770-5791) Western Christian Holidays, 2010-2030 12 Steps to a New Year New Year's Resolution to Slim Down? Martin Luther King Speeches Books of the Bible: Old Testament Books in Order ✖ Related Content Daily Word Quiz: antecedent Analogy of the Day: Today’s Analogy Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language