| Headquarters (n. sing.) The quarters or place of residence of any chief officer, as the general in command of an army, or the head of a police force; the place from which orders or instructions are issued; hence, the center of authority or order. Thesaurus Entries CP, GHQ, HQ, base, base of operations, booking office, box office, branch, branch office, cabinet, center of authority, central administration, central office, central station, chambers, chancellery, chancery, closet, command post, company headquarters, consulate, corporate headquarters, den, embassy, executive office, general headquarters, home office, legation, main office, office, seat, shop, study, ticket office |