Military. A permanent or temporary building used as accommodation for military personnel.

A barrack for Turkish soldiers; = seraglio, n. 6.

? A barrack for a particular corps of the Turkish army; hence, a corps or grade of Turkish soldiers. Obsolete.

plural. The barracks, headquarters or guardhouse of such cavalry; spec. a building in London, opposite Whitehall, bearing this name.

In early use: one of a series of small temporary buildings erected in a garrison town, typically between the ramparts and civilian houses, for the…