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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Periodically, Spider-Noir is, indeed, a hoot.—
Daniel Fienberg,
HollywoodReporter,
22 May 2026
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Take The Kids To Tweetsie This nostalgic, Wild-West theme park is fun for younger kids and a hoot for adults, too.—
Leigh Ann Henion,
Southern Living,
9 May 2026
Noun
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The quest to find the better joke, the stronger laugh—that’s reason enough to keep on living.—
Michael Schulman,
New Yorker,
29 May 2026
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These people had huge laughs Thursday morning over their airport Bloody Marys after realizing their words were treated as if serious.—
Joe Rexrode,
New York Times,
29 May 2026
Noun
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Tillis punctuated every strikeout with an ear-piercing scream and fist pump.—
Don Norcross,
San Diego Union-Tribune,
28 May 2026
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Inside the stadium was illuminated in the light from the group’s lightsticks, known as an ARMY Bomb, and the screams were near deafening.—
Nicole Fell,
HollywoodReporter,
25 May 2026
Noun
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One of the men is charged with second-degree assault and second-degree riot; the second is charged with one count each of first- and second-degree assault as well as second-degree riot; and the third man faces one count of second-degree assault.—
Stephen Swanson,
CBS News,
28 May 2026
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Mohamed and Said are both charged with second-degree assault and second-degree riot while armed with a dangerous weapon.—
Mara H. Gottfried,
Twin Cities,
28 May 2026
Cite this Entry
“Knee-slapper.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/knee-slapper. Accessed 5 Jun. 2026.
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