5-11-2. CONTROLLED WEAPON.

Any person who knowingly possesses a controlled weapon is guilty of a Class A crime.

As used in this Section, the word “controlled weapon” includes a firearm silencer, machine gun, short shotgun, or short rifle.

The word “firearm silencer” means any instrument, attachment, weapon, or appliance for causing the firing of any gun, revolver, pistol, or other firearm to be silent, or intended to lessen or muffle the noise of the firing of any such weapon.

The word “machine gun” means any firearm that automatically discharges two or more cartridges by a single function of the firing device, or is capable of being modified to function as a machine gun.

The word “short shotgun” means a shotgun having a barrel less than eighteen (18) inches long or an overall length of less than twenty-six (26) inches.

The word “short rifle” means a rifle having a barrel less than sixteen (16) inches long or an overall length of less than twenty-six (26) inches.