/ Dictionary / Index M modified American plan: Meaning and Definition of Find definitions for: mod'ified Amer'ican plan" Pronunciation: [key] (in hotels) a system of paying a single fixed rate that covers room, breakfast, and one other meal, usually dinner. Abbr.: MAP Cf. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. modificatory modifier 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