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Dictionary


knee' jerk"




a reflex extension of the leg, caused by contraction of the quadriceps, resulting from a sharp tap on the patellar tendon; patellar reflex.

knee-jerk



Pronunciation: (nē'jûrk"), [key]
adj.
1. of or pertaining to a knee-jerk.
2. Informal.reacting according to a certain habitual manner; unthinking: a knee-jerk liberal.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

kneeholekneel
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