/ Dictionary / Index M mattock: Meaning and Definition of Find definitions for: mat•tock Pronunciation: (mat'uk), [key] — n. an instrument for loosening the soil in digging, shaped like a pickax, but having one end broad instead of pointed. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: mattock (Thesaurus) mattins Matto Grosso Related Content Daily Word Quiz: cygnet Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language