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HOW TO PRONOUNCE

quack

/kwæk/

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American Pronunciation Guide · 0:47
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What does quack mean?

noun

  1. The vocalisation made by a duck.

verb

  1. Of a duck, to make its characteristic vocalisation.
  2. To make a sound similar to the quack of a duck.
More meanings (8)

verb

  1. Of a queen bee: to make a high-pitched sound during certain stages of development.
  2. To practice or commit quackery (fraudulent medicine).
  3. (obsolete) To make vain and loud pretensions.

interjection

  1. A duck's quack.

adjective

  1. Falsely presented as having medicinal powers.

noun

  1. (derogatory) A fraudulent healer, especially a bombastic peddler in worthless treatments, a doctor who makes false diagnoses for monetary benefit, or an untrained or poorly trained doctor who uses fraudulent credentials to attract patients
  2. (derogatory, figuratively) Any similar charlatan or incompetent professional.
  3. (derogatory, humorous, slang) Any doctor.

Definitions regrouped for readability · CC BY-SA 4.0

IPA pronunciation

/kwæk/

CMU Pronouncing Dictionary

Pronunciation varies by speaker and region. About these dictionary pronunciations.

In the pages of books

See this word in context.

When all was said, a man in the presence of this quack did feel in the presence of a great man.
G. K. (Gilbert Keith) ChestertonThe innocence of Father BrownProject Gutenberg ebook #204
There are none either that afford the quack or patent-nostrum monger a larger field for the practice of his fiendish gifts.
Robert LeightonDogs and All about ThemProject Gutenberg ebook #10991
More book examples (2)
He was a quack dentist on his rounds, who was offering to the public full sets of teeth, opiates, powders and elixirs.
Victor HugoLes MisérablesTranslated by Isabel Florence HapgoodProject Gutenberg ebook #135
He threw out biting remarks on Lydgate’s tricks, worthy only of a quack, to get himself a factitious reputation with credulous people.
George EliotMiddlemarchProject Gutenberg ebook #145