quack
quack1 definition
quack (kwak)
intransitive verb
to utter the characteristic sound or cry of a duck, or a sound like it
Etymology: echoic
noun
the sound made by a duck, or any sound like it
quack2 definition
quack (kwak)
noun
- an untrained person who practices medicine fraudulently
- any person who pretends to have knowledge or skill that he or she does not have in a particular field; charlatan
Etymology: short for quacksalver
adjective
- characterized by pretentious claims with little or no foundation
- dishonestly claiming to effect a cure
intransitive verb
to engage in quackery
Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.
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