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To utter a sound like the cry of a duck. |
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To make vain and loud pretensions; to boast. |
| • |
To act the part of a quack, or pretender. |
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The cry of the duck, or a sound in imitation of it; a
hoarse, quacking noise. |
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A boastful pretender to medical skill; an empiric; an
ignorant practitioner. |
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Hence, one who boastfully pretends to skill or knowledge of
any kind not possessed; a charlatan. |
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Pertaining to or characterized by, boasting and pretension;
used by quacks; pretending to cure diseases; as, a quack medicine; a
quack doctor. |
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