/ Dictionary / Index M mudslinging: Meaning and Definition of Find definitions for: mud•sling•ing Pronunciation: (mud'sling"ing), [key] — n. an attempt to discredit one's competitor, opponent, etc., by malicious or scandalous attacks. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mud slide mud snake 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