headquarters

noun

1. The military installation from which troops are commanded and orders are issued; the military unit consisting of a commander and his support staff.
2. The center of an organization's operations or administration.

   “As though on an incendiary rampage, the fires systematically devoured the contents of Edison's headquarters and facilities.”

   “The chicken chain’s parent company, Yum Brands, announced Tuesday that KFC’s corporate headquarters is leaving Kentucky for Texas, joining sister brand Pizza Hut’s offices in the Dallas suburb of Plano.”

3. A place of concentrated activity or influence.

   “The head-quarters of the rebellion in the East were at a little town called Hui-lung.”

verb

1. (form-of, indicative, present, singular, third-person)third-person singular simple present indicative of headquarter