quack

Pronunciation

• IPA: /kwæk/
•  Audio (US)^{help, file}

Noun

Singular quack

Plural quacks

1. The sound made by a duck

   The duck went "quack quack".

2. A fake or incompetent healer or doctor.

   That doctor is nothing but a lousy quack!

Verb

Plain form quack

Third-person singular quacks

Past tense quacked

Past participle quacked

Present participle quacking

1. To make a noise like a duck.

   The more bread I threw on the ground, the more they quacked.

   Do you hear the ducks quacking?