/ Dictionary / Index U unclench: Meaning and Definition of Find definitions for: un•clench Pronunciation: (un-klench'), [key] — v.t., v.i. to open or become opened from a clenched state. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. uncleanly Uncle Remus Related Content Daily Word Quiz: spectral Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language