What does knee jerk mean?

Here's a list of possible definitions for the term knee jerk:

Princeton's WordNet

  1. knee jerk, knee-jerk reflex, patellar reflex(noun)

    a reflex extension of the leg resulting from a sharp tap on the patellar tendon


  1. Knee jerk(n.)

    emotional and predictable; -- of certain people and their reactions to events.


  1. knee jerk

    The patellar reflex, also called the knee reflex or knee-jerk, is a stretch reflex which tests the L2, L3, and L4 segments of the spinal cord. Many animals, most significantly humans, have been seen to have the patellar reflex, including dogs, cats, horses, and other mammalian species.


  1. knee jerk

    A knee jerk, also known as a patellar reflex, is an involuntary kicking movement caused by a firm tap on the tendon just below the kneecap. This is a type of reflex action triggered as an automatic response of the nervous system, often tested by medical professionals to assess the condition of the nervous system.

Matched Categories


  1. Chaldean Numerology

    The numerical value of knee jerk in Chaldean Numerology is: 9

  2. Pythagorean Numerology

    The numerical value of knee jerk in Pythagorean Numerology is: 7

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