side-by-side double-barreled gun

double-barreled saddle pistol

heavy-barreled machine gun

four-barreled anti-aircraft gun

barreled weapon

cannon barreled pistol

double-double wargame

double-tap strike / double tap strike

double-chamber gun

double recoil gun

far side (farside, far-side)

near side (nearside, near-side, N/S)

disposition side by side

wobble (uneven, side-to-side rocking motion)

lateral dual rotor system / side-by-side rotor helicopter

right side / starboard side

side-by-side rotor helicopter

starboard side / right side

port side / port-side

side-by-side shotgun

near-side rally point / near side rally point

far-side rally point / far side rally point

side-by-side formation

side-by-side training

side-to-side control

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

double apron fence

double bottom