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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Theroux is a hoot as the cult fixer with a past, thoroughly having a blast as this mysterious guy whose shaky history is about to catch up with him.—
Pete Hammond,
Deadline,
12 Mar. 2026
-
Say those owls are like four, five hundred yards away, and your owl hoot makes those owls take off or start hooting.—
Natalie Krebs,
Outdoor Life,
11 Mar. 2026
Noun
-
Looks like Love Story got the last laugh.—
Chris Murphy,
Vanity Fair,
27 Mar. 2026
-
The two teammates shared a laugh.—
Ryan Brennan
March 25,
Charlotte Observer,
25 Mar. 2026
Noun
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Amid Swanson's screams, the deputy's Taser was knocked loose and came to a rest on the ground next to the two men, authorities said.—
Nicole Hensley,
Houston Chronicle,
20 Mar. 2026
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At least Weaving has her scream and Newton, her impressive ability to take punishment.—
Amy Nicholson,
Los Angeles Times,
19 Mar. 2026
Noun
-
In the baby room, antique quilts, geometric wallpaper, and upholstered bed make for a quiet riot.—
Laura Regensdorf,
Architectural Digest,
25 Mar. 2026
-
In the summer of 2020, massive riots erupted over the murder of George Floyd, undergirded by a powerful social justice movement.—
Torrey Snow,
Baltimore Sun,
25 Mar. 2026
Cite this Entry
“Knee-slapper.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/knee-slapper. Accessed 1 Apr. 2026.
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