/ Dictionary / Index U underexpose: Meaning and Definition of Find definitions for: un•der•ex•pose Pronunciation: (un"dur-ik-spōz'), [key] — -posed, -pos•ing. to expose either to insufficient light or to sufficient light for too short a period, as in photography. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: underexpose (Thesaurus) underestimate underexposure Related Content Daily Word Quiz: fabricate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language