Synonyms:
lunatic, madman, maniac
Meaning: an insane person
Usage examples
Like the sudden impulse of a madman
And certainly he looked like a madman.
When he returned to his house he was a literal madman.
"We hoped to enjoy tranquillity after that madman Buckingham had left."
"Oh, say what you think; you owe me as much indulgence as a madman deserves."
And Jim hurled himself like a madman against the stairs, and surmounted them with two bounds.
The race was a long one, but neither the madman nor his friend flagged until they overtook the party.
For five years this man was looked upon as a madman or a cheat; but the public mind is now disabused with respect to him.
The room inside was something out of a madman's funhouse. It was higher than it was wide, irregular in shape, and more like a hallway than a room.
With that I offered in as many words to marry her, but before she could answer, down came this brother of hers, running at us with a face on him like a madman.