1
as in goofy
lacking in seriousness or maturity
the movie follows the harebrained antics of a pair of stoners who seem incapable of growing up
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in foolish
showing or marked by a lack of good sense or judgment
a harebrained idea to go for a hike in an area where grizzly bear attacks had recently been reported
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of harebrained
More harebrained projects follow, and the family’s tilting house finally tumbles after neighbors and acquaintances slowly chip away at the building to repurpose many of the structure’s materials.
—
Anita Snow, Boston Herald, 25 July 2025
Cuomo staying in the race could make for the most unpredictable, harebrained mayoral election that New York has had since 1977.
—Amanda Petrusich, New Yorker, 3 July 2025
One of Steve’s harebrained schemes involves founding a movie theater speakeasy, for which the film-loving pair decides to pinch the private print at the following week’s engagement.
—Siddhant Adlakha, Variety, 26 June 2025
Things got even more harebrained further down the Reddit thread.
—Justin Curto, Vulture, 6 Mar. 2025
See All Example Sentences for harebrained
Recent Examples of Synonyms for harebrained
Adjective
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Norman spoke with Mixed Asian Media about her role in the show and how playing a hard-working ballet dancer compared to her real-life goofier and more extroverted personality.—
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Ross was fairly goofy in his courtships of coaches Jim Harbaugh and Sean Payton and quarterback Tom Brady.—
Adjective
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To do a lot less foolish, thoughtless, stupid, idiotic things.—
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No one should be defending activists who engage in the most foolish and dangerous actions!—
Adjective
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To say the road to the Super Bowl goes through Jacksonville sounds silly in the NFL’s grand scheme, but for a talented and decorated Bills group that never has won there, that’s the first stop on the quest.—
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Citing the Monroe Doctrine is silly.—
Adjective
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In tribute to Michael Keane’s hair-pulling on Wednesday, Cerys Jones picked through the stupidest dismissals in Premier League history.—
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To do a lot less foolish, thoughtless, stupid, idiotic things.—
Adjective
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But the rally felt less threatening than futile.—
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And this is asking that question, how are these people finding meaning and purpose in their lives that feel so oppressive and futile?—
Adjective
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After the first Roundtable, Survivor stalwart Rob Cesternino — perhaps clued in by Candiace’s absurd conga line ploy to get people out of the kitchen — sniffed out that a murder in plain sight could be happening.—
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Contrary to what many may think, the researchers found no correlation between a person’s level of education and their capacity to believe in absurd conspiracies.—
Adjective
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Parrish, giddy with excitement, led us into the water.—
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There would be no third consecutive title, no hoisting of the championship cup over heads, no giddy laughter or shouts of joy.—
Adjective
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Or why roads and other critical infrastructure projects now take untold years and insane amounts of money to complete, and by the time they are finally opened are already rendered all but obsolete?—
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In this abjectly insane political environment that Minnesotans have created for themselves, the federal agent has about as much chance of a fair trial as the Vikings have of winning this year’s Super Bowl, which is to say, none.—
Cite this Entry
“Harebrained.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/harebrained. Accessed 12 Jan. 2026.
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