the headquarters from where a commander directs operations
general headquarters in American English
Military
the headquarters of a commanding general in the field
general headquarters in American English
plural noun
U.S. Army
the headquarters of the commanding officer of a large military force
Abbreviation: GHQ, G.H.Q.
Word origin
[1855–60]This word is first recorded in the period 1855–60. Other words that entered Englishat around the same time include: barrage, kickoff, lavabo, pickup, pipeline