quack

noun
UK: /kwæk/
US: /kwæk/

  1. The sound a duck makes.

    1. I heard a loud quack from the pond behind my house
    2. The distinctive quack of the mallard echoed across the still lake early this morning

  2. A person who falsely claims to have medical skill.

    1. That doctor is a quack, don't trust him!
    2. The newspaper exposed the traveling medicine show as a haven for quack doctors and false promises

Synonyms

sham fraud charlatan fake impostor
quack verb

  1. To make the characteristic sound of a duck.

    1. The ducks quack near the river
    2. The old duck began to quack loudly when we approached with breadcrumbs

  2. To falsely claim medical knowledge or skill.

    1. He will quack about the cure
    2. The so-called expert tried to quack his way into a lucrative consulting position
quack adjective

  1. Relating to or characteristic of medical charlatanism.

    1. That's quack medicine, it doesn't work
    2. The advertised treatment sounded like a quack remedy from the internet forum

Frequently Asked Questions

The word "quack" in English means: The sound a duck makes., A person who falsely claims to have medical skill..

The phonetic transcription of "quack" is /kwæk/ in British English and /kwæk/ in American English. Click the 🔊 button to hear both pronunciations.

Synonyms for "quack": sham, fraud, charlatan, fake, impostor.

Example usage of "quack": "I heard a loud quack from the pond behind my house". More examples on the page.