/ Dictionary / Index F fan roof: Meaning and Definition of Find definitions for: fan' roof" Pronunciation: [key] a vaulted roof having fan tracery. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. fan palm fantabulous Related Content Daily Word Quiz: morose Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language