/ Dictionary / Index U unpromising: Meaning and Definition of Find definitions for: un•prom•is•ing Pronunciation: (un-prom'u-sing), [key] — adj. unlikely to be favorable or successful, as the weather, a situation, or a career. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: unpromising (Thesaurus) unprofitable unpublished work Related Content Daily Word Quiz: mamba Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language