/ Dictionary / Index M marais: Meaning and Definition of Find definitions for: ma•rais Pronunciation: (mä-rā' Fr. ma-re'), [key] — pl. -rais a swamp or bayou. Ma•rais Pronunciation: (ma-re'), [key] 1656–1728, French viola da gamba player and composer. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. maraging steel Marajó Related Content Daily Word Quiz: tactful Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language