as in jerk
a person who believes that he or she has unlimited power or importance
Their CEO is a real megalomaniac who feels she can partake in any luxury with the company's profits.
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Recent Examples of megalomaniac
Henry is a megalomaniac and a complete wuss.
—
Amanda Whiting, Vulture, 23 Feb. 2026
There are still many in this country who value truth, who believe that history should be preserved and not erased, who understand that constitutional rights should not be swept away to suit the whims of a megalomaniac, and who refuse to wallow in ignorance and hate.
—Dp Opinion, Denver Post, 11 Feb. 2026
By late 2020, however, Sam Altman himself had come to seem about as trustworthy as the average corporate megalomaniac.
—Gideon Lewis-Kraus, New Yorker, 9 Feb. 2026
Pierre Bergé called me a megalomaniac and threw me out the next season.
—James Fallon, Footwear News, 10 Sep. 2025
The Houthis are led by a family of clerical megalomaniacs who have been prophesying apocalyptic war since the early 2000s.
—Graeme Wood, The Atlantic, 2 Sep. 2025
Amanda Whiting, Vulture, 23 Feb. 2026
There are still many in this country who value truth, who believe that history should be preserved and not erased, who understand that constitutional rights should not be swept away to suit the whims of a megalomaniac, and who refuse to wallow in ignorance and hate.
—Dp Opinion, Denver Post, 11 Feb. 2026
By late 2020, however, Sam Altman himself had come to seem about as trustworthy as the average corporate megalomaniac.
—Gideon Lewis-Kraus, New Yorker, 9 Feb. 2026
Pierre Bergé called me a megalomaniac and threw me out the next season.
—James Fallon, Footwear News, 10 Sep. 2025
The Houthis are led by a family of clerical megalomaniacs who have been prophesying apocalyptic war since the early 2000s.
—Graeme Wood, The Atlantic, 2 Sep. 2025
Recent Examples of Synonyms for megalomaniac
Noun
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Take the brake-by-wire system, which blends the disc brakes’ stopping power with the 849’s regenerative braking to reduce jerk, prevent lockup, and maximize performance.—
Erik Shilling,
Robb Report,
21 Mar. 2026
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In the new sequel, Grace teams with her estranged younger sister, Faith (Kathryn Newton), as they’re hunted by four elite families full of murderous jerks scrambling to become the High Seat of a Council that controls the world.—
Brian Truitt,
USA Today,
21 Mar. 2026
Noun
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Multiple cold fronts should keep North Texans on their heels this week as temperatures fluctuate from the 70s to the 90s.—
Julia James,
Dallas Morning News,
24 Mar. 2026
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Robby’s heel turn is purposeful, but in order to pull it off, The Pitt is undercutting the rest of its ensemble.—
Roxana Hadadi,
Vulture,
24 Mar. 2026
Noun
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Three years have passed since the stadium-sized clown show of the duo’s last record, 10,000 gecs, and Brady’s been feverishly cooking up unlikely collaborations and solo material.—
Kieran Press-Reynolds,
Pitchfork,
27 Mar. 2026
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Christopher Kosakowski, United States, 2025 A circus clown celebrating his birthday alone receives a mysterious gift box harboring an antique zoetrope that spins his world into mayhem.—
William Earl,
Variety,
25 Mar. 2026
Noun
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After months bandying about the term joker to describe his team’s need for a matchup-threat pass-catcher, Sean Payton sat with the media at the NFL owners’ meetings in Palm Beach, Florida, last year and confirmed Denver had gotten its guy.—
Luca Evans,
Denver Post,
28 Mar. 2026
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Students are required to bring two full decks of cards including the jokers.—
Kris Slugg,
San Diego Union-Tribune,
27 Jan. 2026
Cite this Entry
“Megalomaniac.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/megalomaniac. Accessed 30 Mar. 2026.
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