/ Dictionary / Index L lukewarm: Meaning and Definition of Find definitions for: luke•warm Pronunciation: (lk'wôrm'), [key] — adj. moderately warm; tepid. having or showing little ardor, zeal, or enthusiasm; indifferent: lukewarm applause. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: lukewarm (Thesaurus) Luke Luks Related Content Daily Word Quiz: lunar Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language