quack
1the harsh, throaty cry of a duck or any similar sound.
to utter the cry of a duck or a sound resembling it.
Origin of quack
1Other definitions for quack (2 of 2)
a fraudulent or ignorant pretender to medical skill: Desperation for a cure led her to a quack who took her money.
a person who pretends, professionally or publicly, to have skill, knowledge, or qualifications they do not possess; a charlatan.
being a fraudulent or ignorant pretender to skills, especially medical skills: He's just a quack psychologist who complicates everyone's problems.
presented falsely as having curative powers: quack medicine.
of, relating to, or befitting a quack or quackery: Her quack methods have helped no one.
to treat in the manner of a fraudulent or ignorant pretender to medical skill.
to advertise or sell with fraudulent claims.
Origin of quack
2Other words for quack
Other words from quack
- quack·ish, adjective
- quack·ish·ly, adverb
- quack·ish·ness, noun
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use quack in a sentence
Quacker drummed his prettiest—“quack-quack, quack-quack, quack-quack!”
The Russian Grandmother's Wonder Tales | Louise Seymour HoughtonWonderful woman, our Quacker, said the Ass, Ill have a shilling each way on her.
Modern marriage and how to bear it | Maud Churton BrabyWith a lighter heart Whiteling sought friend Quacker and begged his friendly aid.
The Russian Grandmother's Wonder Tales | Louise Seymour HoughtonAnd all the time she didn't pay the least attention to Quacker the Duck.
Old Granny Fox | Thornton W. BurgessNow it just happened that at that very minute Quacker chanced to look that way.
Old Granny Fox | Thornton W. Burgess
British Dictionary definitions for quack (1 of 2)
/ (kwæk) /
(of a duck) to utter a harsh guttural sound
to make a noise like a duck
the harsh guttural sound made by a duck
Origin of quack
1British Dictionary definitions for quack (2 of 2)
/ (kwæk) /
an unqualified person who claims medical knowledge or other skills
(as modifier): a quack doctor
British, Australian and NZ informal a doctor; physician or surgeon
(intr) to act in the manner of a quack
Origin of quack
2Derived forms of quack
- quackish, adjective
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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