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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Aziza Scott is a hoot as Anna’s pregnant best friend/real-talk Greek chorus of sorts, and Coiro herself doles out zingers as a random tourist on a bus.—
Brian Truitt,
USA Today,
9 Apr. 2026
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And Donnie was so into it and so prepared, and just a hoot.—
Rebecca Milzoff,
Billboard,
31 Mar. 2026
Noun
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What follows is a crescendo of bloody madness, including a gruesome toenail cutting scene that shouldn’t be viewed while eating, a grandma being eaten alive by a pack of coyotes and a truly bonkers wake that erupts into laugh-out-loud violence thanks to a pair of dentures.—
Alex Ritman,
Variety,
17 Apr. 2026
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With sparse amounts of slapstick, this staging isn’t the most physical of farces, though Lutz and Enriquez in particular strike some laugh-out-loud poses.—
Emily McClanathan,
Chicago Tribune,
17 Apr. 2026
Noun
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Jesse Wang heard were the screams of the Artemis II crew.—
Erika I. Ritchie,
Oc Register,
16 Apr. 2026
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No family member saw the parent’s fall, but one of the children heard the screams and rushed to alert the other parent, rescuers said.—
Paloma Chavez,
PEOPLE,
15 Apr. 2026
Noun
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The Justice Department is also seeking to vacate the conviction of Proud Boys member Dominic Pezzola, who was caught on camera smashing a Capitol window with a riot shield.—
Bonny Chu,
FOXNews.com,
15 Apr. 2026
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Meanwhile, since receiving presidential pardons, dozens of former riot defendants have since been charged with or convicted of additional crimes.—
Tom Dreisbach,
NPR,
15 Apr. 2026
Cite this Entry
“Knee-slapper.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/knee-slapper. Accessed 21 Apr. 2026.
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