Barrack/ˈbærək/ Definition 1 of 2Pro Tip 1/3Military Context Used when talking about military life or areas within a military base. We'll meet at the central barrack after the drill. Pro Tip 2/3Not for Battles Barracks are for living, not for fighting or battle operations. Soldiers rested in the barrack after the military exercise. Pro Tip 3/3Plurality Matters Often used in the plural 'barracks' to describe multiple buildings or a complex. New recruits were shown around the barracks.