/ Dictionary / Index M mar: Meaning and Definition of Find definitions for: mar Pronunciation: (mär), [key] — marred, mar•ring. to damage or spoil to a certain extent; render less perfect, attractive, useful, etc.; impair or spoil: That billboard mars the view. The holiday was marred by bad weather. to disfigure, deface, or scar: The scratch marred the table. Mar. Pronunciation: [key] March. mar. Pronunciation: [key] maritime. married. M.A.R. Pronunciation: [key] Master of Arts in Religion. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: mar (Thesaurus) maquisard Māra Related Content Daily Word Quiz: immense Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language