defensive
.50-caliber
105-mm
150-cm
20-mm
88-mm
aa
air-to-air
anti-tank
antiair
antiarmor
antimissile
antipersonnel
antitank
black-powder
close-in
dual-purpose
dug-in
eight-inch
flak
ground-based
high-angle
high-velocity
machine gun
panzer
quick-firing
recoilless
self-propelled
small arms
submachine
surface-to-air