Weapon

Part of speech: noun (n.)

1. An instrument of offensive of defensive combat; something to fight with; anything used, or designed to be used, in destroying, defeating, or injuring an enemy, as a gun, a sword, etc. The weapons of our warfare are not carnal. 2 Cor. x. 4. They, astonished, all resistance lost, All courage; down their idle weapons dropped. Milton.

2. Fig.: The means or instrument with which one contends against another; as, argument was his only weapon. "Woman's weapons, water drops." Shak.

3. A thorn, prickle, or sting with which many plants are furnished. Concealed weapons. See under Concealed. -- Weapon salve, a salve which was supposed to cure a wound by being applied to the weapon that made it. [Obs.] Boyle.