/ Dictionary / Index M Marne: Meaning and Definition of Find definitions for: Marne Pronunciation: (märn Fr. marn), [key] — n. a river in NE France, flowing W to the Seine near Paris: battles 1914, 1918, 1944. 325 mi. (525 km) long. a department in N France. 530,399; 3168 sq. mi. (8205 sq. km). Cap.: Châlons-sur-Marne. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. marmot Maroc Related Content Daily Word Quiz: cautious Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language