/ Dictionary / Index D doublure: Meaning and Definition of Find definitions for: dou•blure Pronunciation: (du-bloor', d- Fr. d-blyr'), [key] — pl. -blures an ornamental lining of a book cover. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. doubloon doubly Related Content Daily Word Quiz: designate Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language