What is the legal definition of a gun or firearm?
A gun or firearm is defined by federal law to mean any weapon that is designed to fire a bullet or other projectile by means of an explosive. A firearm silencer or muffler is also included in the definition of a firearm, as is a destructive device and ammunition.* The federal definition of a firearm does NOT include antique firearms, which is any firearm manufactured in or before 1898.** NJ state law defines a firearm as any weapon that can fire a bullet or other projectile by means of an explosive as well as any weapon that uses a spring, elastic band, or compressed gas to shoot a projectile capable of injuring a person.*** To read the exact legal definition of a firearm, as it applies to the federal firearms statute, please see 18 USC ยง 921- Definitions. This law can be found on the US House of Representatives website.
