QUACKING

Verb

quacking

present participle of quack

Adjective

quacking (comparative more quacking, superlative most quacking)

Making quacking sounds, or prone to doing so.

Noun

quacking (plural quackings)

The sound made by a group of ducks; quacks.

Source: Wiktionary

QUACK

Quack, v. i. [imp. & p. p. Qvacked; p. pr. & vb. n. Quacking.] Etym: [Of imitative origin; cf. D. kwaken, G. quacken, quaken, Icel. kvaka to twitter.]

1. To utter a sound like the cry of a duck.

2. To make vain and loud pretensions; to boast. " To quack of universal cures." Hudibras.

3. To act the part of a quack, or pretender.

Quack, n.

1. The cry of the duck, or a sound in imitation of it; a hoarse, quacking noise. Chaucer.

2. Etym: [Cf. Quacksalver.]

Definition: A boastful pretender to medical skill; an empiric; an ignorant practitioner.

3. Hence, one who boastfully pretends to skill or knowledge of any kind not possessed; a charlatan. Quacks political; quacks scientific, academical. Carlyle.

Quack, a.

Definition: Pertaining to or characterized by, boasting and pretension; used by quacks; pretending to cure diseases; as, a quack medicine; a quack doctor.

Source: Webster’s Unabridged Dictionary 1913 Edition