Definition, Meaning & Synonyms | English word QUACK

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Definitions of QUACK

1. The sound made by a duck.
2. To make a noise like a duck.
3. To practice or commit quackery (fraudulent medicine).
4. Falsely presented as having medicinal powers.
5. (intransitive) Of a queen bee: to make a high-pitched sound during certain stages of development.
6. (pejorative) 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 [from c. 1630]
7. (figuratively, pejorative) Any similar charlatan or incompetent professional.
8. (jocularslang, mildlypejorative) Any doctor.
9. (obsolete) To make vain and loud pretensions.

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Examples of Using QUACK in a Sentence

• His reputation lingered for many decades after his death but continued to deteriorate, as he came to be regarded as a charlatan and impostor, this view fortified by the savage attack of Thomas Carlyle (1795–1881) in 1833, who pronounced him the "Quack of Quacks".
• A quack is a "fraudulent or ignorant pretender to medical skill" or "a person who pretends, professionally or publicly, to have skill, knowledge, qualification or credentials they do not possess; a charlatan or snake oil salesman".
• Females give a call similar to the quack of a female mallard but higher-pitched, transcribed as gag-ag-ag-ag.
• Quack (medicine), a person who practices quackery, the promotion of unproven or fraudulent medical practices.
• The shift was suppressed before a velar consonant, as in quack, twang, wag, wax, and also was suppressed by analogy in swam (the irregular past tense of swim).
• At the organization's second meeting in 1849, Thomas Wood suggested a committee on medical science to establish a board to analyze quack remedies and nostrums to be published in order to inform the public about the dangers of such remedies.
• The term is sometimes still used to describe quack remedies of unproven effectiveness and questionable safety sold especially by peddlers in past centuries, who often also called them elixirs, tonics, or liniments.
• The show is one of nine Disney Afternoon shows to use established Disney characters as the main characters, with the other eight being Darkwing Duck, DuckTales, Chip 'n Dale: Rescue Rangers, Goof Troop, Bonkers, Quack Pack, Aladdin, and Timon & Pumbaa.
• The grandson of Nicolas Philippe Ledru, the celebrated quack doctor known as "Comus" under Louis XV and Louis XVI, Ledru-Rollin was born in Paris.
• The act originated in 1618 with Parisian street performer Tabarin, the most famous of the charlatans who combined a French version of commedia dell'arte with a quack medicine show.
• However, John Dryden accused Blackmore of plagiarizing the idea of an epic on Arthur from him and called him a "Pedant, Canting Preacher, and a Quack" whose poetry had the rhythm of wagon wheels because Blackmore wrote in hackney cabs on his way between patients (prologue to The Pilgrim (1700)).
• According to Apple, some changes which called for different development tactics involved macOS-specific features that are absent in KDE's KHTML, such as Objective-C, KWQ (pronounced "quack") an implementation of the subset of Qt required to make KHTML work on macOS written in Objective C++, and macOS calls.
• Male and female ruddy-headed geese have different vocalizations: Males make a "short, whistled 'seep'" and females a "short rasping quack".
• Like its relatives the mallard and American black duck, the Pacific black duck is one of a number of duck species that can quack, with the female producing a sequence of raucous, rapid quacking which decreases in volume.
• The Pharmaceutical Society of Great Britain had been fighting an ongoing battle against quack remedies, and had wanted specifically to get carbolic acid on the poisons register since 1882.
• As a seller of feminine knick-knacks and quack medicines, Celestina is permitted entrance into the home of Alisa and Melibea by pretending to sell thread.
• Lydia Estes Pinkham (born Estes; February 9, 1819 – May 17, 1883) was an American inventor and marketer of a herbal-alcoholic "women's tonic" for menstrual and menopausal problems, which medical experts dismissed as a quack remedy, but which is still on sale today in a modified form.
• It revolves around the lives of Peep, Chirp, and Quack, as viewers discover, investigate, and explore the world around them.
• Friedrich's company grew into a small publishing house in Hayward, California, also called Star*Reach, that published the comic book series Quack; Imagine; and Lee Marrs' Pudge, Girl Blimp, along with a number of one-shot comics.
• This change is typically blocked before a velar consonant, as in wag, quack and twang, and is also absent in swam (the irregular past tense of swim).

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