Madman \Mad"man\, n.; pl. {Madmen}. A man who is mad; lunatic; a crazy person. [1913 Webster] When a man mistakes his thoughts for person and things, he is mad. A madman is properly so defined. --Coleridge. [1913 Webster]
Madmen ibid., a Moabite town threatened with the sword of the Babylonians (Jer. 48:2).