For purpose of this ordinance:
The Borough of Newtown.
Any firearm having a barrel less than twelve inches in length, exclusive of "B.B." pistols or air cartridge pistols.
The discharge of firearms for hunting target shooting or for any purpose not associated with the enforcement of the laws of the United States or the State of Connecticut or the lawful protection by a citizen of his person or property.
A firearm having a barrel more than twelve inches in length and includes shotguns, but shall not include "B.B" rifles or air cartridge rifles.