/ Dictionary / Index M marking: Meaning and Definition of Find definitions for: mark•ing Pronunciation: (mär'king), [key] — n. a mark, or a number or pattern of marks: birds with colorful markings. the act of a person or thing that marks: the marking of papers. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: marking (Thesaurus) markhor marking gage Related Content Daily Word Quiz: panacea Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language