/ Dictionary / Index T threatening: Meaning and Definition of Find definitions for: threat•en•ing Pronunciation: (thret'n-ing), [key] — adj. tending or intended to menace: threatening gestures. causing alarm, as by being imminent; ominous; sinister: threatening clouds. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: threatening (Thesaurus) threatened species three Related Content Daily Word Quiz: blithesome Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language