0 weapons for military groups -- armes [ feminine, plural ]
countries supplying arms to terrorists les pays fournissant des armes aux terroristes
an arms dealer un marchand d’armes
1 angry about sth -- en guerre contre qqch
Environmental groups were up in arms at the president’s decision. Des groupes écologistes se sont élevés contre la décision du président.
2 weapons -- armes
3 a design etc which is used as the symbol of the town, family etc (see also coat of arms). -- armoiries