/ Dictionary / Index M multifoil: Meaning and Definition of Find definitions for: mul•ti•foil Pronunciation: (mul'tu-foil"), [key] — Archit. Archit. —n. a foil, esp. one having more than five lobes. —adj. (of an arch, window opening, etc.) having the form of a foil with more than five lobes. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. multifocal multifold Related Content Daily Word Quiz: clairvoyant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language