- an insane person
- Tom is a madman.
- That madman broke the window.
- Tom worked like a madman.
- He behaved like a madman.
- Many people also considered him a madman.
- A madman is not accountable for his actions.
- The only difference between me and a madman is that I'm not mad.
- In here, I look like a madman who just escaped from the lunatic asylum.
- Zen's latest mission is to save the Earth from ecological destruction at the hands of a plant-destroying madman.
- While laughing is allowed, it is most dishonest to laugh out loud or to extend one's laughter beyond the limits of a just moderation; the Holy Ghost teaches us that it is the character of a madman to raise one's voice while laughing.