One of the tents occupied by a military guard when a command is in the field or in camp.(noun)
The Century Dictionary (Public Domain)
Use "guard-tent" in a sentence
"It was the bridge, seen from this height in plan, with a guard-tent pitched under the shadowy village-crested wall of the opposite bank."
"Wood, who was only to come down if I were hit, got the Indians ready to spray the guard-tent if affairs became general; while Ali,"
""Present him the compliments of the General commanding, and tell him if he does not come to the guard-tent at once, I will send a file of soldiers after him.""