- Headquarters Head"quar`ters (-kw[add]r`t[~e]rz), n. pl. [but
sometimes used as a n. sing.]
1. 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.
The brain, which is the headquarters, or office, of intelligence. --Collier. [1913 Webster]
The Collaborative International Dictionary of English. 2000.