gunfire

Let's hide in the trees to avoid the gunfire.

Killing people became much easier and faster once armies started using gunfire.

Art. 33. All Plying boats, with the exception of two which are to be weekly appoin[t]ed by the Chief Commissary of Police and Harbour Master, and at gunfire in the evening to be placed in a tier alongside of the Quay or at a place to be pointed out by these Officers and fastened by a claim and a padlock, the key of which is to be kept by the Porter on duty or by the Police Guard who is to release them at gunfire in the morning.

They had only in them the rolled mattresses, the neatly piled bed-boards and the empty tea-buckets of the orderly-men, empied of their last gun-fire.