as in fraud
one who makes false claims of identity or expertise
don't bother to see that guy, as I've heard he's a quack with no actual training
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Antonyms & Near Antonyms
Example Sentences
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Recent Examples of quack
Tell that to the kids who have been hospitalized and died from measles, following quack Dr. Bobby’s Rx to avoid the shots.
—
New York Daily News Editorial Board, New York Daily News, 29 May 2025
And this is why hydropathy was not like many of the other quack medical therapies of the not-quite-modern era.
—John Jeremiah Sullivan, Harpers Magazine, 29 Apr. 2025
Famous athlete revealed as Fuzzy Peas on Masked Singer while Ken Jeong shocks with Lord Farquaad look on wild Shrek Night
With a final dramatic flourish of his cape and a quack, Lucky Duck departed, and it was revealed that Coral would be joining Paparazzo in the final six.
—Lauren Huff, EW.com, 27 Feb. 2025
Milla — a young woman who feels disillusioned by doctors that treat her like a recalcitrant child, directing even conversations about her treatment to her father instead of her — finds false security in quacks selling enemas and juice cleanses.
—Angie Han, The Hollywood Reporter, 5 Feb. 2025
See All Example Sentences for quack
New York Daily News Editorial Board, New York Daily News, 29 May 2025
And this is why hydropathy was not like many of the other quack medical therapies of the not-quite-modern era.
—John Jeremiah Sullivan, Harpers Magazine, 29 Apr. 2025
Famous athlete revealed as Fuzzy Peas on Masked Singer while Ken Jeong shocks with Lord Farquaad look on wild Shrek Night
With a final dramatic flourish of his cape and a quack, Lucky Duck departed, and it was revealed that Coral would be joining Paparazzo in the final six.
—Lauren Huff, EW.com, 27 Feb. 2025
Milla — a young woman who feels disillusioned by doctors that treat her like a recalcitrant child, directing even conversations about her treatment to her father instead of her — finds false security in quacks selling enemas and juice cleanses.
—Angie Han, The Hollywood Reporter, 5 Feb. 2025
See All Example Sentences for quack
Recent Examples of Synonyms for quack
Noun
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The law lowers daily transaction minimums, increases warnings on the kiosks, requires transaction receipts and requires Bitcoin ATM operators to issue refunds to victims of fraud, the release states.—
Arkansas Online,
Arkansas Online,
4 Oct. 2025
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Other senior officials opted to leave, including the bureau’s top fraud expert, cryptanalyst and skyjacking expert, and the head of its Crime Information Center.—
Douglas M. Charles,
The Conversation,
3 Oct. 2025
Noun
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His first throw was tantamount to a layup, a play-action fake to the right that sprung fullback Kyle Juszczyk wide open to the left.—
Matt Barrows,
New York Times,
29 Sep. 2025
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Trump has since suggested the recording is a fake.—
Billal Rahman,
MSNBC Newsweek,
28 Sep. 2025
Noun
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The complete set comes with a cozy bedspread and two matching pillow shams to match.—
Mariana Best,
Better Homes & Gardens,
8 Oct. 2025
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This sheet set also comes with shams, all made from cotton percale for a cool, crisp sleep year-round.—
Julia Harrison,
Architectural Digest,
6 Oct. 2025
Noun
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The contenders, pretenders and everybody in between.—
Andrew Callahan,
Boston Herald,
25 Sep. 2025
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Adjustments will be made, and by November and December, there will be a much clearer picture of who the contenders and pretenders are.—
Mark LaSota,
Forbes.com,
16 Sep. 2025
Noun
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Famously, the Wizard is a charlatan in every version of the text.—
Bethy Squires,
Vulture,
30 Aug. 2025
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No matter the party affiliation, there’ll be charlatans claiming to care, while smooth-talking their way into the homes of hard-working people who struggle.—
Letters to the Editor,
The Orlando Sentinel,
15 July 2025
Noun
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Caricatured by Honoré Daumier and his lesser followers always as a mountebank, a charlatan, a circus clown, Louis Napoleon could normalize the extent of his outrages by the seeming harmlessness of his absurdities.—
Adam Gopnik,
New Yorker,
13 June 2025
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With tariffs on pharmaceuticals, the mountebank of Mar-A-Lago wants to punish a small democracy of 5.3 million people that for the past 60 years has worked its way into the top table of drug research and production: Ireland.—
Kevin Rennie,
Hartford Courant,
29 Mar. 2025
Noun
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To tell the truly venomous from the fakers, there are a couple details to help distinguish the two.—
Kirsten Fiscus,
Nashville Tennessean,
17 Sep. 2025
Noun
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Islamic eschatology warned of a deceiver who distorts perception, blurring reality.—
Kaif Shaikh,
Interesting Engineering,
15 Aug. 2025
Cite this Entry
“Quack.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/quack. Accessed 11 Oct. 2025.
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