c. 1300, "with armor removed," from un- (1) "not" + armed, or else past participle adjective from unarm "strip of armor" (c. 1300), from un- (2) "opposite of" + arm (v.). Meaning "not fitted to attack, weaponless" is from late 14c.
权威例句
1. He says he walks inside the prison without guards, unarmed.
他说他走进那座监狱时没有警卫跟随,也未携带武器。
2. Thirteen unarmed civilians died in that attack.
13名手无寸铁的平民在那场袭击中丧生。
3. The soldiers concerned were unarmed at the time.