madman

noun

mad·​man ˈmad-ˌman 

-mən

: a man who is or acts as if insane

Synonyms of madman

• devil
• cowboy

Examples of madman in a Sentence

a celebrity being stalked by a madman

as far as I'm concerned, anyone who likes skydiving is a madman

Recent Examples on the Web

Either Republicans will retain control of Congress, or enough Democrats (one hopes) will prevail so Congress can reclaim its authority over a madman executive. — Sun Sentinel Editorial Board, Sun Sentinel, 15 Aug. 2026

Many writers travelled to Jonestown to survey the shambles and determine whether this was a utopian experiment gone astray or a madman’s fever dream destined to fail. — Hua Hsu, New Yorker, 14 July 2026

The garages at drag events are full of red-eyed madmen who have sold their houses and chased their wives and children away in pursuit of this. — New Atlas, 13 July 2026

Ozzy was the madman up front, usually singing brooding lyrics written by Geezer. — Steve Appleford, SPIN, 17 June 2026

Word History

First Known Use

14th century, in the meaning defined above

Phrases Containing madman

• like a madman

Rhymes for madman

• afghan
• bedpan
• began
• caveman
• chapin
• cyan
• deadpan
• dextran
• divan
• doorman
• fishman
• flagman

Kids Definition

madman

noun

mad·​man ˈmad-ˌman 

-mən

: a man who is or who acts as if mentally unsound