as in hoot
someone or something that is very funny
the movie is a real knee-slapper if you are a fan of lowbrow humor
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Recent Examples of knee-slapper
On dinner tables frequented by Brussels sprouts, meatloaf is the well-meaning uncle whose knee-slappers are beloved, but not particularly hip.
—
Betsy Cribb Watson, Southern Living, 14 Feb. 2026
And, even more unfortunately, the conversations that Dreux and Alyssa have are not exactly knee-slappers.
—Alphonse Pierre, Pitchfork, 22 Jan. 2025
This 1940s knee-slapper on deck from Lakewood Theatre Company really isn’t so concerned with rooting out the murderer.
—oregonlive, 5 Sep. 2023
Betsy Cribb Watson, Southern Living, 14 Feb. 2026
And, even more unfortunately, the conversations that Dreux and Alyssa have are not exactly knee-slappers.
—Alphonse Pierre, Pitchfork, 22 Jan. 2025
This 1940s knee-slapper on deck from Lakewood Theatre Company really isn’t so concerned with rooting out the murderer.
—oregonlive, 5 Sep. 2023
Recent Examples of Synonyms for knee-slapper
Noun
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And among the supporting players, Woods is the most game of the wacky relatives, Qualley’s a hoot as an antagonistic presence, and Camp, a venerable character actor who’s always a great sight to see, is pretty much the heart of the movie.—
Brian Truitt,
USA Today,
18 Feb. 2026
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And Bina Daigeler’s costumes are a hoot, ostentatiously fashionable and expensive and sexy.—
David Rooney,
HollywoodReporter,
14 Feb. 2026
Noun
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But all is not lost for those needing a laugh at Noem’s expense, or at the expense of the department, for that matter.—
Lorraine Ali
News,
Los Angeles Times,
6 Mar. 2026
-
In the background of one verse, Yebba lets out a bellowing laugh.—
Larisha Paul,
Rolling Stone,
6 Mar. 2026
Noun
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Gyllenhaal’s empowerment story, meanwhile, feels like an unhinged scream.—
Amy Nicholson,
Los Angeles Times,
4 Mar. 2026
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Two of their younger brothers heard his screams from an adjacent room.—
Dan Sullivan,
The Orlando Sentinel,
3 Mar. 2026
Noun
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When Mayor Jerry moves forward with the construction of a beltway that will destroy the glade where Mabel learned to calm her nervous system and love nature with her wise grandmother (Karen Huie), this riot grrl skates into action.—
Katie Walsh,
Twin Cities,
5 Mar. 2026
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One of his victims told investigators that the abuse started around April 2024, several months before Johnson was sentenced for his Capitol riot conviction.—
ABC News,
ABC News,
5 Mar. 2026
Cite this Entry
“Knee-slapper.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/knee-slapper. Accessed 11 Mar. 2026.
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