/ Dictionary / Index F folie de grandeur: Meaning and Definition of Find definitions for: fo•lie de gran•deur Pronunciation: (Fr. fô-lēd grän-dœr'), [key] — pl. fo•lies de gran•deur a delusion of grandeur; megalomania. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. folie à deux Folies Bergère Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language