/ Dictionary / Index F flyleaf: Meaning and Definition of Find definitions for: fly•leaf Pronunciation: (flī'lēf"), [key] — pl. -leaves. a blank leaf in the front or the back of a book. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: flyleaf (Thesaurus) flying wing fly line Related Content Daily Word Quiz: placid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language