headquarters

Universal Words noun [U+sing./pl.v.,C] (plural headquarters) (abbreviation HQ) a place from which an organization or a military operation is controlled; the people who work there: The firm's headquarters is / are in London. * Several companies have their headquarters in the area. * I'm now based at headquarters. * police headquarters * Headquarters in Dublin has / have agreed. * There seems to be a rift between party headquarters and Downing Street.