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
Stark, having been elected governor and already well along in his fateful descent from an idealistic man of the people to an entirely corrupt megalomaniac, is on the way to visit his childhood home.
—
Jill Lepore,
New Yorker,
12 May 2026
And leading the country is a megalomaniac — Anthony Starr’s always riveting Homelander — who might be going insane.
—
James Hibberd,
HollywoodReporter,
7 Apr. 2026
Trump has a child’s attention span, a megalomaniac’s urge for a ribbon cutting before his term ends, zero willingness to listen to anyone who doesn not agree with him, and — most of all — an unshakable belief that his taste and judgment is far better than any arts commission’s.
—
Christopher Bonanos,
Curbed,
1 Apr. 2026
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
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
Jill Lepore,
New Yorker,
12 May 2026
And leading the country is a megalomaniac — Anthony Starr’s always riveting Homelander — who might be going insane.
—
James Hibberd,
HollywoodReporter,
7 Apr. 2026
Trump has a child’s attention span, a megalomaniac’s urge for a ribbon cutting before his term ends, zero willingness to listen to anyone who doesn not agree with him, and — most of all — an unshakable belief that his taste and judgment is far better than any arts commission’s.
—
Christopher Bonanos,
Curbed,
1 Apr. 2026
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
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
-
This Jamaican restaurant, located just off Main Street, brings Caribbean flavors to Mackinac Island’s solid rotation of restaurants, with planked whitefish and jerk chicken sandwiches.
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After Game 4, jerks were throwing things at Victor Wembanyama.
Noun
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Ghana is right on England's heels, though, as both teams won their previous matches, leaving them each with 4 points.
-
While many major airlines still require female flight attendants to wear low heels in the airport, comfortable flat shoes are encouraged while in-flight.
Noun
-
The only leaders more buffoonish and lethal than the fairground hucksters elected in our failing democracies are the omnipotent clowns of tyranny.
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Up until his first day of filming Jackass, Steve-O was a clown in nightclubs, cruise ships and at a flea-market circus.
Noun
-
Clooney might be known as the joker of the two.
-
Like any public hearing, there were a few jokers who had some strange outbursts, but the majority of the over a dozen speakers weren’t satisfied with Gower’s presentation and used their times to ask questions of the owners as to what has taken so long with this project.
Cite this Entry
“Megalomaniac.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/megalomaniac. Accessed 4 Jul. 2026.
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