What is the meaning of headquarters?

noun

• Usually plural. ( the office that serves as the administrative center of an enterprise)
  • usage: "many companies have their headquarters in New York"
  • synonyms: central office, main office, home office, home base
• The military installation from which a commander performs the functions of command.
  • usage: "the general's headquarters were a couple of large tents"
  • synonyms: HQ, military headquarters
• Plural) a military unit consisting of a commander and the headquarters staff. (

verb

• Provide with headquarters.
  • usage: "the compnay is headquartered in New Jersey"
  • synonyms: headquarter