Quack definition
Characterized by pretentious claims with little or no foundation.
adjective
The characteristic sound uttered by a duck.
noun
A charlatan; a mountebank.
noun
Any person who pretends to have knowledge or skill in a particular field; charlatan.
noun
To engage in quackery.
verb
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A charlatan.
noun
The definition of a quack is the sound a duck makes, or a person who claims to have a specific skilled that he does not have.
An example of a quack is what you'll likely hear at a duck park.
An example of a quack is a fake doctor.
noun
An untrained person who pretends to be a physician and dispenses medical advice and treatment.
noun
Relating to or characteristic of a quack.
A quack cure.
adjective
To act as a medical quack or a charlatan.
verb
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To utter the characteristic sound or cry of a duck, or a sound like it.
verb
The sound made by a duck, or any sound like it.
noun
An untrained person who practices medicine fraudulently.
noun
Dishonestly claiming to effect a cure.
adjective
An untrained person who pretends to be a physician and dispenses medical advice and treatment.
noun
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Relating to or characteristic of a quack.
A quack cure.
adjective
To act as a medical quack or a charlatan.
verb
Carlyle.
noun
Quack is defined as to make the noise of a duck.
An example of quack is to imitate a goose.
verb
Quack means something dishonest.
An example of quack used as an adjective is in the phrase "a quack scam."
adjective
To utter the characteristic sound of a duck.
verb
Origin of quack
- Middle English quek of imitative origin
From American Heritage Dictionary of the English Language, 5th Edition
- Short for quacksalver
From American Heritage Dictionary of the English Language, 5th Edition
- From Middle English *quacken, queken (“to croak like a frog; make a noise like a duck, goose, or quail"), from quack, qwacke, quek, queke (“quack", interjection and noun), also kek, keke, whec-, partly of imitative origin and partly from Middle Dutch quacken (“to croak, quack"), from Old Dutch *kwaken (“to croak, quack"), from Proto-Germanic *kwakanÄ…, *kwakōnÄ… (“to croak"), of imitative origin. Cognate with Saterland Frisian kwoakje, Middle Low German quaken (“to quack, croak"), German quaken (“to quack, croak"), Danish kvække (“to croak"), Swedish kväka (“to croak, quackle"), Norwegian kvekke (“to croak"), Icelandic kvaka (“to twitter, chirp").
From Wiktionary
- c 1630, shortening of quacksalver, from Middle Dutch kwaksalver (“hawker of salve") (Dutch kwakzalver), from quacken (“to brag, boast; to croak")
From Wiktionary