bar·rack / ˈbarək/ • v. [tr.] (often be barracked) provide (soldiers) with accommodations in a building or set of buildings: the granary in which the platoons were barracked.bar·rack2 • v. [tr.] Brit. & Austral./NZ jeer loudly at (someone performing or speaking in public) in order to express disapproval or to create a distraction: opponents barracked him when he addressed the opening parliamentary session [as n.] (barracking) the disgraceful barracking which came from the mob. ∎ [intr.] (barrack for) Austral./NZ give support and encouragement to: I take it you'll be barracking for Labour tonight?