as in devil
a person who seeks out very dangerous or foolhardy adventures with no apparent fear as far as I'm concerned, anyone who likes skydiving is a madman

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Recent Examples of madman The madman uses a special type of radioactive clay to control his victims' actions. Matt Robison, Newsweek, 18 Feb. 2025 One of his more mischievously juicy performances is in Extreme Measures, a godawful 1996 medical thriller starring Hugh Grant as an idealistic young doctor who discovers (much more slowly than the audience does) that Hackman is an evil madman. Rob Sheffield, Rolling Stone, 27 Feb. 2025 To most of us, the words and actions of geniuses are often indistinguishable from those of madmen. Clem Chambers, Forbes, 24 Feb. 2025 That advice, along with digestive enzymes, got me by for more than a decade, until another nutritionist, a madman of sorts, cured it. David Rabe, The New Yorker, 2 Feb. 2025 See All Example Sentences for madman

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“Madman.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/madman. Accessed 14 Apr. 2025.

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