/ Dictionary / Index M Mardi Gras: Meaning and Definition of Find definitions for: Mar•di Gras Pronunciation: (mär'dē grä", grä'), [key] the day before Lent, celebrated in some cities, as New Orleans and Paris, as a day of carnival and merrymaking; Shrove Tuesday. a pre-Lenten carnival period climaxing on this day. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Mar del Plata Marduk Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language