1. Briney: Defendants set up a spring gun to guard against people trespassing into their unoccupied farmhouse

2. The weapons policy of the City School District of the City of New York enumerates the following items as weapons: (a) pistol, handgun, firearm silencer, electronic dart gun; (b) shotgun, rifle, machinegun, or any weapon that simulates or is adaptable for use as a machine gun; (c) switchblade knife, gravity knife, cane sword; (d) billy club, blackjack, bludgeon, chucka stick, metal knuckles; (e) sandbag and sandclub; (f) slingshot; (g) explosive, incendiary bomb, bombshell; and (h) airgun or spring gun (e.g., a BB gun).