/ Dictionary / Index M messman: Meaning and Definition of Find definitions for: mess•man Pronunciation: (mes'mun), [key] — pl. -men. an enlisted person who serves in the messroom. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mess kit messmate Related Content Daily Word Quiz: dissonant Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language