quack

noun

Definition of quacknext
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

Synonyms & Similar Words

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Antonyms & Near Antonyms

Example Sentences

Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Recent Examples of quack But let’s circle back to TV‘s patron saint of affable, oft–insidious quacks. — Ben Travers, IndieWire, 16 Dec. 2025 Automatic ducking doesn't add quacks to your soundtrack. — PC Magazine, 15 Nov. 2025 As experts departed, quacks arrived. — Charles Bethea, New Yorker, 9 Sep. 2025 Medallion’s Derek Lo figures that his software can cut through the system’s redundancies, slashing the time and cost of paperwork designed to prevent quacks from practicing medicine and safeguard patients that’s spiraled into something burdensome. — Amy Feldman, Forbes.com, 20 Aug. 2025 See All Example Sentences for quack
Recent Examples of Synonyms for quack
  1. fraud
  2. fake
  3. sham
  4. charlatan
  5. pretender
  6. mountebank
  7. faker
  8. deceiver
Noun
  • Holmes and her partner Billy Evans invited Fielder, Oppenheim and a small camera crew into their San Diego home 34 days before Holmes began her Theranos fraud prison sentence.
    — Jordan Moreau, Variety, 2 Oct. 2026
  • Frankel also faces investment adviser fraud and false-statement counts over SEC filings that allegedly concealed his conviction and a Finra suspension.
    — Amanda Gerut, Fortune, 1 Oct. 2026
Definition of fraud
Noun
  • Because the story lines are facile fakes, because the characters are blanked out, the substance of relationships is reduced to dialogue of generalities and platitudes.
    — Richard Brody, New Yorker, 30 Sep. 2026
  • While highly sophisticated fakes can fool even seasoned shoppers, the following are the secrets our experts say to look for to spot a dupe.
    — Shagun Khare, Martha Stewart, 28 Sep. 2026
Definition of fake
Noun
  • Plus, the set comes with two shams to complete your sanctuary.
    — Shea Simmons, Southern Living, 18 Sep. 2026
  • The five-piece set includes a plush comforter, throw blanket, shams, and a decorative pillow for calming cohesion, and comes in rich neutrals like creamy beige, midnight blue, and toasty brown.
    — Better Homes & Gardens, Better Homes & Gardens, 27 Aug. 2026
Definition of sham
Noun
  • You and many others have been taken in by a lowlife charlatan.
    — Voice of the People, New York Daily News, 15 Sep. 2026
  • Their actions, goals, and promises mimic that of a charlatan.
    — Gary Franks, Hartford Courant, 24 Aug. 2026
Definition of charlatan
Noun
  • The transfer portal can transform a contender into a pretender in a single offseason.
    — Mike Bianchi, The Orlando Sentinel, 6 Aug. 2026
  • The schedule is forgivable, even by ACC standards, but a rematch on the road against Notre Dame will separate the Canes as contenders or pretenders.
    — Austin Perry OutKick, FOXNews.com, 28 July 2026
Definition of pretender
Noun
  • Good afternoon and welcome to Con Con, the convention for swindlers, mountebanks, and the people who love them.
    — Henry Alford, New Yorker, 1 Dec. 2025
  • Godard might have come across as a species of poseur – a pretentious, quote-spouting mountebank – but his way of seeing was genuinely new.
    — Peter Rainer, Christian Science Monitor, 13 Nov. 2025
Definition of mountebank
Noun
  • 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
Definition of faker
Noun
  • The actors are perfectly cast, starting with Marmaï’s likable Antoine, the only player here not being the deceiver.
    — Pete Hammond, Deadline, 12 May 2026
  • The film tells the true and twisted tale of a deceiver of land and folk, who, defying her birth as a woman, comported herself as a man and committed many a wicked deed.
    — Leo Barraclough, Variety, 20 Jan. 2026
Definition of deceiver

Browse Nearby Words

pythons
quack
quackery
See all Nearby Words

Cite this Entry

“Quack.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/quack. Accessed 7 Oct. 2026.

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