as in mistake
an unintentional departure from truth or accuracy
the president should not be making boo-boos in something as important as the State of the Union Address
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Recent Examples of boo-boo
Be magnanimous and forgiving if others make a boo-boo.
—
Georgia Nicols, Denver Post, 27 Nov. 2025
That’s why the pushback by politicians against Homeland Security’s big, beautiful boo-boo has been quick — and hilarious.
—Gustavo Arellano, Los Angeles Times, 3 June 2025
When Cody trips and falls in the grass, his friends band together to comfort him and get him a bandage for his boo-boo.
—Elisabeth Sherman, Parents, 9 May 2025
Junior Colson made a large rookie boo-boo, hitting a sliding Maye late.
—Nick Canepa, San Diego Union-Tribune, 28 Dec. 2024
In his first start in two weeks, Marc-Andre Fleury survived a first-shift boo-boo and made 28 saves to improve to 4-0-1.
—Michael Russo, The Athletic, 21 Nov. 2024
The Sun newspaper reports that Robinson made the boo-boo Friday morning during the BBC’s flagship current affairs radio show The Today Programme.
—Caroline Frost, Deadline, 19 Oct. 2024
Georgia Nicols, Denver Post, 27 Nov. 2025
That’s why the pushback by politicians against Homeland Security’s big, beautiful boo-boo has been quick — and hilarious.
—Gustavo Arellano, Los Angeles Times, 3 June 2025
When Cody trips and falls in the grass, his friends band together to comfort him and get him a bandage for his boo-boo.
—Elisabeth Sherman, Parents, 9 May 2025
Junior Colson made a large rookie boo-boo, hitting a sliding Maye late.
—Nick Canepa, San Diego Union-Tribune, 28 Dec. 2024
In his first start in two weeks, Marc-Andre Fleury survived a first-shift boo-boo and made 28 saves to improve to 4-0-1.
—Michael Russo, The Athletic, 21 Nov. 2024
The Sun newspaper reports that Robinson made the boo-boo Friday morning during the BBC’s flagship current affairs radio show The Today Programme.
—Caroline Frost, Deadline, 19 Oct. 2024
Recent Examples of Synonyms for boo-boo
Noun
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In the dugout, after hitting an RBI single off Zac Gallen, Kyle made the mistake of catching a video of the TV broadcast.—
Patrick Saunders,
Denver Post,
21 Feb. 2026
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According to our cleaning pros, these are the most common mistakes people make with comforters, and simple fixes that keep them smelling clean all season.—
Farima Ferguson,
The Spruce,
21 Feb. 2026
Noun
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The two even argued about the 2008 parking meter deal, one of the city’s biggest financial blunders.—
A.D. Quig,
Chicago Tribune,
18 Feb. 2026
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But a series of headwinds, including a recent blunder over see-through leggings, is threatening the company's path forward.—
Mary Cunningham,
CBS News,
16 Feb. 2026
Noun
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The man is facing a charge of grossly negligent homicide, with state prosecutors in Innsbruck accusing him of making multiple errors, including seeking help too late and not carrying suitable equipment.—
Sophie Tanno,
CNN Money,
19 Feb. 2026
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The poll found that Cornyn, Hunt and Paxton all have a lead over Crockett and Talarico in a hypothetical November matchup, but that their leads are within the poll’s margin of error.—
Eleanor Dearman,
Fort Worth Star-Telegram,
19 Feb. 2026
Cite this Entry
“Boo-boo.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/boo-boo. Accessed 25 Feb. 2026.
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