Quack ( verb , noun , adjective )

(As a verb)

Quack ( verb )

1. To make the characteristic sound of a duck.
2. To make a noise similar to the characteristic sound of a duck.

Origin:

From the imitative sound of a duck, first recorded in the 15th century.

Examples:

1. The ducks quacked as they swam on the pond.
2. The duck quacked loudly.
3. The toy duck quacked when you squeezed it.
4. He quacked like a duck to make his kids laugh.
5. The ducks quacked as they paddled in the water.

(As a noun)

Quack ( noun )

1. The characteristic sound of a duck.
2. An imposter or charlatan in a profession, especially medicine.

Origin:

From the verb quack.

Examples:

1. The quack of the duck could be heard from far away.
2. He was a quack doctor who had no medical qualifications.
3. The quack of the ducks filled the morning air.
4. She was wary of the quack's promise of a miracle cure.
5. The quack of the ducks woke her up.

(As an adjective)

Quack ( adjective )

1. Imitating the sound of a duck.
2. Imitating the sound of a duck.
3. Of or characteristic of a charlatan or quack; fake or fraudulent.

Origin:

From the noun quack.

Examples:

1. The quack alarm clock made the sound of a duck instead of a beep.
2. The quack medicine was nothing more than sugar pills.
3. The quack doctor promised a cure for cancer.
4. The quack treatment turned out to be a scam.
5. The quack doctor's office was decorated with fake degrees and certificates.