1
as in dumb
not having or showing an ability to absorb ideas readily
a teacher who affirms that there are no brainless students, only lazy ones
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Antonyms & Near Antonyms
2
as in stupid
showing or marked by a lack of good sense or judgment
a brainless decision to talk on her cell phone while weaving in and out of traffic
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of brainless
This extends well beyond the 2025 Bombers, their signature head-scratching and somewhat brainless play on the field has plagued them dating back to 2021.
—
James O'Connell, New York Daily News, 7 Aug. 2025
There's really no way to prep for the show — basically, just don't be brainless.
—Lindsay Soll, EW.com, 25 July 2025
The O’Haras happen to move in next door to him.
Frothy and often filthy without being brainless (send thanks across the Atlantic for that good British dialogue), this is escapism done right.
—Judy Berman, TIME, 30 Oct. 2024
So, what can the neuronal activity of a tiny, brainless creature possibly tell us about the evolution of our own complex brains?
—Elizabeth Rayne, Ars Technica, 15 June 2024
See All Example Sentences for brainless
James O'Connell, New York Daily News, 7 Aug. 2025
There's really no way to prep for the show — basically, just don't be brainless.
—Lindsay Soll, EW.com, 25 July 2025
The O’Haras happen to move in next door to him.
Frothy and often filthy without being brainless (send thanks across the Atlantic for that good British dialogue), this is escapism done right.
—Judy Berman, TIME, 30 Oct. 2024
So, what can the neuronal activity of a tiny, brainless creature possibly tell us about the evolution of our own complex brains?
—Elizabeth Rayne, Ars Technica, 15 June 2024
See All Example Sentences for brainless
Recent Examples of Synonyms for brainless
Adjective
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And the script’s very cute but deeply dumb leading man, Alex (Nico Carney), climbs a flight of stairs toward his best friend’s bedroom door.—
Alison Foreman,
IndieWire,
19 June 2026
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And there are no ego-destroying confrontations with people who know how to do things, who tell you that your idea is dumb.—
Charlie Warzel,
The Atlantic,
19 June 2026
Adjective
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The pyrotechnics, however, come from Amanda and Danielle, who get in one of those stupid fights that are only possible after a full day of drinking in a retro vehicle.—
Brian Moylan,
Vulture,
17 June 2026
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Yes, Ken really is this stupid.—
Joe Kinsey OutKick,
FOXNews.com,
17 June 2026
Adjective
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The Virgo moon invites you to take a slower pace today.—
USA TODAY,
USA Today,
20 June 2026
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The Targaryen civil war has been a bit of a slow burn so far, though both sides of the family have suffered major casualties.—
Tracy Brown,
Los Angeles Times,
19 June 2026
Adjective
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It’s presented without winks or nudges, neither as a joke nor necessarily foolish.—
Robert Lloyd,
Los Angeles Times,
8 June 2026
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If the target was foolish enough to reuse passwords, credential thefts like these could enable the compromise of more important accounts.—
Rob Pegoraro,
PC Magazine,
3 June 2026
Adjective
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Armando Chavez, owner of local business NorCal Siders, was brought in for a simple roof patch-up but left with a big idea.—
Kayla Moeller,
CBS News,
18 June 2026
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The cause can be something as simple as a lack of water or more complex, like fungal wilt diseases, tomato wilt viruses, walnut toxicity, or boring insects.—
Mary Marlowe Leverette,
The Spruce,
17 June 2026
Adjective
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When it’s done well, the audience doesn’t realize that’s what’s happening; this story is super-silly and the characters actually just got a little bit closer.—
Jason P. Frank,
Vulture,
19 June 2026
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The whole thing was undeniably silly.—
Théoden Janes,
Charlotte Observer,
19 June 2026
Adjective
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The fire initially grew into a huge inferno, creating a pillar of thick, black smoke that could be seen for miles.—
Los Angeles Times,
Los Angeles Times,
20 June 2026
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That thick, ugly vein, the shrimp feeling, was gone.—
Sarah Miller,
New Yorker,
20 June 2026
Adjective
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That’s an insane thing to believe.—
Holly Gleason,
Los Angeles Times,
18 June 2026
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And ultimately, the premise of the show is insane horror tropes are happening to boring, normal people.—
Emily Zemler,
Rolling Stone,
18 June 2026
Cite this Entry
“Brainless.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/brainless. Accessed 24 Jun. 2026.
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