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Webster's New World College Dictionary » knee jerk
knee jerk
knee jerk definition
knee jerk
knee-jerk definition
☆ knee·-jerk (-jʉrk′)
adjective
Informal designating, characterized by, or reacting with an automatic, predictable response
Etymology: < knee jerk
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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