- The definition of a mess hall is a room or building where a group receives their meals.
The place where you eat your meals when you are at summer camp is an example of the mess hall.
mess hall definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a room or building where a group, as of soldiers, regularly have their meals
mess hall definition by American Heritage Dictionary
A building or room used for serving and eating meals, as on an army post.