0 an object used to fight -- arme [ feminine ]
guns, knives, and other weapons fusils, couteaux et autres armes
nuclear/chemical weapons armes nucléaires/chimiques
1 sth you use to try to gain an advantage -- arme [ feminine ]
Spreading information about the disease is our best weapon. Diffuser les informations concernant la maladie est notre meilleure arme.
2 any instrument or means which is used for one’s own defence/defense or for attacking others -- arme