1
as in cuckoo
a silly flighty person
those birdbrains who eagerly adopt every fad diet that comes along
Synonyms & Similar Words
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Antonyms & Near Antonyms
2
as in moron
a stupid person
some birdbrain left the water running
Synonyms & Similar Words
Antonyms & Near Antonyms
Example Sentences
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Recent Examples of birdbrain
Should former President Trump stop calling Ambassador Haley birdbrain?
—
CBS News, 18 Feb. 2024
By solving one kind of puzzle that stumped crows, though, the kids may have shown how a human mind treats problems differently than a birdbrain.
—Elizabeth Preston, Discover Magazine, 26 July 2012
Some cowardly birdbrain dropping Ku Klux Klan fliers in a quiet, suburban neighborhood may not be earth-shattering news.
—Washington Post, 15 Jan. 2018
Calling someone a birdbrain meant there wasn’t much going on upstairs.
—National Geographic, 15 May 2016
Calling someone a birdbrain meant there wasn’t much going on upstairs.
—National Geographic, 15 May 2016
CBS News, 18 Feb. 2024
By solving one kind of puzzle that stumped crows, though, the kids may have shown how a human mind treats problems differently than a birdbrain.
—Elizabeth Preston, Discover Magazine, 26 July 2012
Some cowardly birdbrain dropping Ku Klux Klan fliers in a quiet, suburban neighborhood may not be earth-shattering news.
—Washington Post, 15 Jan. 2018
Calling someone a birdbrain meant there wasn’t much going on upstairs.
—National Geographic, 15 May 2016
Calling someone a birdbrain meant there wasn’t much going on upstairs.
—National Geographic, 15 May 2016
Recent Examples of Synonyms for birdbrain
Noun
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Warblers have been known to attack cuckoos on sight.—
Nathan H. Lents,
Smithsonian Magazine,
11 Apr. 2025
-
In a signature segment, the Joke Wall, performers in mod regalia poked their heads out of holes in a set, like cuckoos emerging from a clock, and spouted one-liners.—
Susan Morrison,
The New Yorker,
13 Jan. 2025
Noun
-
And a guinea pig, chickens, ducks, finches, a goose, rabbits, donkeys, pigs, a cow, goats, horses… Our family consisted of a menagerie of species.—
Chi Varnado,
San Diego Union-Tribune,
7 May 2025
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On Easter Sunday, Duhamel took to Instagram and shared a video of himself in a blue suit removing a goose from the grille of his SUV.—
Janelle Ash,
FOXNews.com,
22 Apr. 2025
Noun
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Sometimes too stupid is actually smartski but sometimes is just stupid stupid.—
Caroline Downey,
National Review,
27 Mar. 2025
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An underrated gem — not enough people have seen this top-tier season — Squirrels Trip has some fabulous vocals, very funny lyrics, a heavy dose of stupid, and an engaging story.—
Barry Levitt,
Vulture,
21 Feb. 2025
Noun
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Rather than stay pigeonholed as a ditz, Simpson (who just released new music for the first time in 15 years) went on to launch her own fashion brand, which hit $1 billion in sales in 2015 and is still going strong today.—
EW Staff,
EW.com,
20 Mar. 2025
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Besides offering a cash prize of up to $250,000, the show can help change perception of a villain or a ditz and be a springboard for their next casting.—
Shivani Gonzalez,
New York Times,
23 Jan. 2025
Noun
-
There’s a holy fool quality to the boy, who is the subject of teasing.—
Charles McNulty,
Los Angeles Times,
9 May 2025
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Hardly anyone would prefer to be made the fool — healthy skepticism can prevent you from clicking on a phishing link in an email or joining a multilevel marketing scheme — but a life of cynicism isn’t preferable either.—
Allie Volpe,
Vox,
7 May 2025
Noun
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It was shot in portrait because it was shot in Instagram by and for a woman who was losing her mind in quarantine and had fully let the sillies take the wheel.—
Ego Nwodim,
TIME,
12 Feb. 2025
-
Some more sillies from last night’s GRAMMY nominees reception.—
Kimberlee Speakman,
People.com,
4 Feb. 2025
Noun
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That’s the pumping-iron term for somebody who’s kind of a nitwit.—
Benjamin Naddaff-Hafrey,
Vulture,
18 Dec. 2024
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The plot involves risqué photos of someone in the royal family being used as collateral, and poor Terry and his nitwit crew were tricked into trying to steal these from the bank instead of money.—
Mike Ryan,
Vulture,
31 Mar. 2025
Noun
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Duvall is a big reason why: All the film’s insights into the slipperiness of identity are there in her casually virtuosic, veritable dual performance, in which a funny flibbertigibbet loses hold of herself as the world around seems to splinter into something frighteningly new.—
A.A. Dowd,
Vulture,
19 July 2024
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Projects about Monroe have handled her personal life to varying degrees of success, often leaning into her flibbertigibbet persona, her struggles with addiction, and the paradox of her oozing sexuality and her little girl brokenness.—
Maureen Lee Lenker,
EW.com,
24 Jan. 2023
Cite this Entry
“Birdbrain.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/birdbrain. Accessed 18 May. 2025.
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