/ Dictionary / Index M mess hall: Meaning and Definition of Find definitions for: mess' hall" Pronunciation: [key] a place in which a group eats regularly, esp. a dining hall in a military camp, post, etc. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. mess gear Messiaen Related Content Daily Word Quiz: kiln Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language