"Destructive device" means (i) any explosive, incendiary, or poison gas, bomb, grenade, rocket having a propellant charge of more than four ounces, missile having an explosive or incendiary charge of more than one-quarter ounce, mine, or other similar device; (ii) any weapon, except a shotgun or a shotgun shell generally recognized as particularly suitable for sporting purposes, by whatever name known that will, or may be readily converted to, expel a projectile by the action of an explosive or other propellant, and that has any barrel with a bore of more than one-half inch in diameter that is homemade or was not made by a duly licensed weapon manufacturer, any fully automatic firearm, any sawed-off shotgun or sawed-off rifle as defined in § 18.2-299 or any firearm prohibited from civilian ownership by federal law; and (iii) any combination of parts either designed or intended for use in converting any device into any destructive device described in this subsection and from which a destructive device may be readily assembled. "Destructive device" does not include any device that is not designed or redesigned for use as a weapon, or any device originally designed for use as a weapon and that is redesigned for use as a signaling, pyrotechnic, line-throwing, safety, or other similar device, nor shall it include any antique firearm as defined in § 18.2-308.2:2.
"Firearm" means any weapon, including a starter gun, that will, or is designed or may readily be converted to, expel single or multiple projectiles by the action of an explosion of a combustible material or the frame or receiver of any such weapon. "Firearm" does not include any pneumatic gun, as defined in subsection E of § 15.2-915.4.
"One year" means 365 calendar days as required in federal regulations.
"School property" means any real property owned or leased by the school board or any vehicle owned or leased by the school board or operated by or on behalf of the school board.
Va. Code § 22.1-277.07