n. 鸭叫声, 冒牌医生, 冒充内行之人

a. 冒牌医生的

vt. 嘎嘎叫, 当冒牌医生, 夸大广告

vi. 嘎嘎叫, 当冒牌医生, 夸大广告

[医] 江湖医

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


Quack \Quack\, v. i. [imp. & p. p. {Qvacked}; p. pr. & vb. n.
{Quacking}.] [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 \Quack\, n.
1. The cry of the duck, or a sound in imitation of it; a
hoarse, quacking noise. --Chaucer.

2. [Cf. {Quacksalver}.] 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.