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QUACK definition: the sound made by a duck (= water bird) . Learn more.
Definition of quack noun in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
Quack definition: The characteristic sound uttered by a duck. Any person who pretends to have knowledge or skill in a particular field; charlatan.
Synonyms for QUACK: fraud, fake, sham, pretender, charlatan, imposter, phoney, mountebank; Antonyms of QUACK: expert, master, authority, professional, wizard ...
quackery, the characteristic practice of quacks or charlatans, who pretend to knowledge and skill that they do not possess, particularly in medicine. The quack makes exaggerated claims about his or her ability to heal disease, generally for financial gain. quackery.
Definition of quack noun in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.
Examples from the Corpus quack • You may be considered an elitist or a quack. • There is always some magic remedy that will cure it, or some whizz-kid quack with a patent method. • If she mentioned paranoia, Buzz would insist that Elinor was the victim of a lot of quacks. • Larry paid some quack over a thousand dollars to cure his insomnia.
