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
And, even more unfortunately, the conversations that Dreux and Alyssa have are not exactly knee-slappers.
—
Alphonse Pierre, Pitchfork, 22 Jan. 2025
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, 7 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
Alphonse Pierre, Pitchfork, 22 Jan. 2025
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, 7 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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Though married to Betty Jo (Jeanne Tripplehorn, a hoot in femme-fatale mode), Dale was rumored to be gay.—
Judy Berman,
Time,
23 Sep. 2025
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Milvia Marigliano is a hoot as Coco Vulori, an old dear friend with some very loud opinions to express, and maybe the key to helping DeSantis solve his wife’s onetime unfaithfulness.—
Pete Hammond,
Deadline,
27 Aug. 2025
Noun
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McIlroy got the last laugh, though.—
Kendall Capps,
MSNBC Newsweek,
28 Sep. 2025
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Both donning their iconic dark sunglasses at the indoor event, the pair shared a hug and a laugh backstage.—
Andrew McGowan,
Variety,
27 Sep. 2025
Noun
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Melissa, who was napping upstairs, woke up after hearing Stacy's screams and saw Ward on top of her sister.—
Kristine Phillips,
IndyStar,
24 Sep. 2025
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One person gets swept up in the water while others clamber to the sides of the area as screams are heard in the background.—
Escher Walcott,
PEOPLE,
24 Sep. 2025
Noun
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East Ridge High School’s football stadium was a riot of color and noise early Friday evening, a near-capacity crowd excited to see the host Raptors meet Metro East Conference rival Mounds View.—
Tris Wykes,
Twin Cities,
27 Sep. 2025
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In 2019, there were five high-profile security issues at the Golden complex, including a staff member arrested on suspicion of possessing child pornography, multiple escapes by violent young people and a riot between rival gangs, which injured three staff members.—
Sam Tabachnik,
Denver Post,
26 Sep. 2025
Cite this Entry
“Knee-slapper.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/knee-slapper. Accessed 29 Sep. 2025.
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