/ Dictionary / Index L looming: Meaning and Definition of Find definitions for: loom•ing Pronunciation: (l'ming), [key] — n. a mirage in which objects below the horizon seem to be raised above their true positions. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: looming (Thesaurus) loom loon Related Content Daily Word Quiz: tenacious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language