/ Dictionary / Index M MexSp: Meaning and Definition of Find definitions for: MexSp Pronunciation: [key] Mexican Spanish. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. Mexico City Meyer Related Content Daily Word Quiz: paradox Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language