madman
/ˈmædmən/noun
(pl. -men /-mən/)
1- a man who is mentally ill疯子, 精神失常者。
1.1
- an extremely foolish or reckless person愚蠢的人; 鲁莽的人：
car got out of control - some madman going too fast.
小汽车失去了控制——那疯子开得太快了。
1.2
- used in similes to refer to a person who does something very fast, intensely, or violently（在明喻中用以表示某人做某事极快、极紧张或动作极猛）疯子：
I was working like a madman.
我发疯似的拼命干。