A rifle design that places the receiver and magazine of the weapon behind the grip and trigger rather than in front, which makes the weapon more compact while keeping a normal barrel length to maintain accuracy.
a rifle in which the mechanism is laid out to reduce the overall length of the weapon. The magazine is generally located behind the pistol grip and the receiver is set against the firer's shoulder.
Design of assault rifle. Places the ammunition magazine behind the firing hand thus shortening the overall length of the weapon.