- noun any object which is designed to kill or injure (such as a bayonet, grenade, rifle, etc.)
- noun any object which is used to kill or injure (such as a broken bottle, knife, piece of wood, etc.)
- noun any object which is designed to cause damage (such as a bomb, missile, rocket, etc.)
Origin & History of “weapon”
Weapon comes from a prehistoric Germanic *wǣpnam, a source it shares with German waffe, Dutch wapen, Swedish vapen, and Danish vaaben. But of the ancestry of the Germanic form nothing certain is known.