one-gun salute

all for one and one for all / one for all and all for one

artillery salute

SALUTE (Size; Activity; Location; Unit; Time; Equipment)

silver dollar salute

hand-salute!

fire a salute

cannon salute

personal salute

salute

one-way UAV / one-way attack UAV (OWA UAV)

L119 light gun (105 mm light gun)

submachine gun / sub-machine gun (SMG; smg)

gun control equipment / gun-control equipment (GCE)

duck gun (duck-gun)

flame gun / flaming gun

gun by gun

commission, to resign one’s commission

complete one's tour

force one's way

hoist / strike one's flag

inch one's way forward

one day’s supply

one-man turret

one-piece

one-piece base

one-shot weapon

one-time report (on status of equipment etc.)

one-time report

one-up

overstay one's leave

prescribed range (running-time on one fuelling)

push one's way