QUACKED

Verb

quacked

simple past tense and past participle of quack

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