as in stupid
showing or marked by a lack of good sense or judgment
had the crackbrained idea that he was receiving radio signals from outer space
Synonyms & Similar Words
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Antonyms & Near Antonyms
Example Sentences
Recent Examples of Synonyms for crackbrained
Adjective
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Most big comedy shows at the fest had a strict no cellphones policy, Seinfeld was content with just reminding us that our friends are all sick of our stupid cellphone videos.—
Malina Saval,
Los Angeles Times,
13 May 2026 -
Don’t eat stupid food, don’t do music in the background.—
Terry Terrones,
HollywoodReporter,
13 May 2026
Adjective
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The fantasy comedy twisted the types of fairy tales that Disney was known for with cruder and sillier humor and centered a grumpy ogre journeying to save a princess.—
Savannah Salazar,
Vulture,
15 May 2026
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So, yes, this movie about the silly baby Yoda creature has a lot riding on it.—
Zach Dean OutKick,
FOXNews.com,
15 May 2026
Adjective
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Let’s face it, life is full of foolish decisions.—
Jay Weissberg,
Variety,
14 May 2026
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Trump previously said his administration would have been foolish not to accept it.—
Trevor Hughes,
USA Today,
8 May 2026
Adjective
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These mad scientists then trained a small flock of sheep to recognize four celebrities—Emma Watson, Barack Obama, Jake Gyllenhaal, and the BBC newsreader Fiona Bruce—from their pictures on the internet.—
Jill Lepore,
New Yorker,
9 May 2026
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While Sharpe’s casting was inevitably, and depressingly, dismissed as another sign of wokeism gone mad, the half-Japanese/half-British actor ultimately brings something new to the table.—
Jon O'Brien,
IndieWire,
8 May 2026
Adjective
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In any other historical period, proposing such a career trajectory would’ve seemed mildly insane — like if Peter Buck had followed up Fables of the Reconstruction by producing Whitney Houston instead of the Feelies.—
Jon Dolan,
Rolling Stone,
14 May 2026
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For so much of the season, Rachel is low-key stoned, which can keep her at a remove, even when things are getting really insane.—
Kate Erbland,
IndieWire,
14 May 2026
Adjective
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Unfortunately, in life, there are few greater certainties than eventual statistical regression to the mean; the Broncos are primed for it, after winning an absurd amount of one-score games.—
Parker Gabriel,
Denver Post,
15 May 2026
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The Daily Show making fun of two absurd AI start-ups designed by losers to cater to a loser clientele.—
Bethy Squires,
Vulture,
15 May 2026
Adjective
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Simon Pegg and Nick Frost play a pair of ordinary police officers who get sucked into a crazy case involving multiple murders in their small English town.—
Brian Tallerico,
Vulture,
11 May 2026
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That’s despite reigning NBA MVP Shai Gilgeous-Alexander not putting up his typical crazy numbers.—
Geoff Clark OutKick,
FOXNews.com,
11 May 2026
Adjective
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Covering politics today is a grim dance between the vicious and the idiotic, between repulsion and despair.—
Megan McArdle,
Washington Post,
10 May 2026
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Think of the costs of an idiotic war that could have covered universal childcare and college tuitions.—
Sun Sentinel Editorial Board,
Sun Sentinel,
8 May 2026
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Cite this Entry
“Crackbrained.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/crackbrained. Accessed 16 May. 2026.
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