/ Dictionary / Index M Meath: Meaning and Definition of Find definitions for: Meath Pronunciation: (mēth, mē), [key] — n. a county in Leinster, in the E Republic of Ireland. 95,602; 902 sq. mi. (2335 sq. km). Co. seat: Trim. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. meatball meathead Related Content Daily Word Quiz: impetuous Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language