/ Dictionary / Index M mucking: Meaning and Definition of Find definitions for: muck•ing Pronunciation: (muk'ing), [key] — adj., adv. Brit. Slang. damned. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: mucking (Thesaurus) mucker muckland Related Content Daily Word Quiz: eccentric Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language