n.

1. 武器
   They captured large quantities of arms and ammunition.

   他們繳獲了大量武器彈藥。

2. 戰爭；戰鬥，鬥爭；兵役
   All of the colonies were up in arms against him.

   所有的殖民地均奮起與他作鬥爭。

3. 紋章；徽章
   The arms of a city or noble family are its coat of arms.

   城市或顯赫家族的標志是盾形紋徽。

1. arm的名詞複數

pl. n.

1. weapons; armaments.
2. distinctive emblems originally borne on shields in battle and now forming heraldic insignia.