1. any instrument or instrumentality used in fighting or hunting

- he was licensed to carry a weapon

Similar word(s): arm

Definition categories: man–made, instrument

2. a means of persuading or arguing

- he used all his conversational weapons

Similar word(s): artillery

Definition categories: communication, persuasion, suasion

Sentences with weapon as a noun:

- The club that is now mostly used for golf was once a common weapon.

- Money is the main weapon of modern oligarchs.

- Choose your weapon.