Bolt gun

Bolt gun or boltgun may refer to:
 * Captive bolt pistol, a device used for stunning animals before slaughter
 * Crossbow, a ranged weapon that shoots projectiles called bolts
 * A firearm with a bolt action
 * A fictional heavy caliber firearm used by Space Marines in the Warhammer 40,000 universe
 * Warhammer 40,000: Boltgun, a 2023 video game set in the Warhammer 40,000 universe