Definitions for quackkwæk

This page provides all possible meanings and translations of the word quack

Random House Webster's College Dictionary


  1. the harsh, throaty cry of a duck or any similar sound.

    Category: Animal Behavior

  2. (v.i.)to utter a quack.

Origin of quack:

1610–20; cf. D kwakken, G quacken


  1. a fraudulent pretender to medical skill.

  2. a person who pretends, professionally or publicly, to skill, knowledge, or qualifications he or she does not possess; a charlatan.

  3. (adj.)being a quack:

    a quack psychologist.

  4. of, pertaining to, or befitting a quack or quackery:

    quack methods; quack medicine.

Origin of quack:

1620–30; short for quacksalver


Princeton's WordNet

  1. quack(noun)

    an untrained person who pretends to be a physician and who dispenses medical advice

  2. quack(adj)

    the harsh sound of a duck

  3. quack(a)(verb)

    medically unqualified

    "a quack doctor"

  4. quack(verb)

    utter quacking noises

    "The ducks quacked"

  5. quack(verb)

    act as a medical quack or a charlatan

Kernerman English Learner's Dictionary

  1. quack(noun)æk

    the sound a duck makes

    a loud quack; The duck quacked loudly.


  1. quack(Noun)

    A fraudulent healer or incompetent doctor of medicine, an impostor who claims to have qualifications to practice medicine.

    That doctor is nothing but a lousy quack!

  2. quack(Noun)

    A charlatan.

  3. quack

    A doctor.

  4. quack(Verb)

    To practice, commit quackery.

  5. quack(Adjective)

    falsely presented as having medicinal powers.

    Don't get your hopes up; that's quack medicine!

Webster Dictionary

  1. Quack(verb)

    to utter a sound like the cry of a duck

  2. Quack(verb)

    to make vain and loud pretensions; to boast

  3. Quack(verb)

    to act the part of a quack, or pretender

  4. Quack(noun)

    the cry of the duck, or a sound in imitation of it; a hoarse, quacking noise

  5. Quack(noun)

    a boastful pretender to medical skill; an empiric; an ignorant practitioner

  6. Quack(noun)

    hence, one who boastfully pretends to skill or knowledge of any kind not possessed; a charlatan

  7. Quack(adj)

    pertaining to or characterized by, boasting and pretension; used by quacks; pretending to cure diseases; as, a quack medicine; a quack doctor

Translations for quack

Kernerman English Multilingual Dictionary


(used as an adjective) a person who dishonestly claims to have medical qualifications

a quack doctor/psychologist; quack medicine/cures.

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