/ Dictionary / Index L lustre: Meaning and Definition of Find definitions for: lus•tre Pronunciation: (lus'tur), [key] — -tred, -tring. luster. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: lustre (Thesaurus) lustrate lustrous 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