What does the word headquarters mean?

Usage examples for headquarters

  1. " I believe you," was all he said; and we started for headquarters. – More Tish by Mary Roberts Rinehart
  2. Is it far to your headquarters? – With Haig on the Somme by D. H. Parry
  3. He rode over to General Sherman's headquarters, a few hundred yards off, and reported the facts. – From Fort Henry to Corinth by Manning Ferguson Force