Babinski sign

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Related to Babinski test: Babinski sign, clonus, Oppenheim test, Romberg test
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Noun1.Babinski sign - extension upward of the toes when the sole of the foot is stroked firmly on the outer side from the heel to the frontBabinski sign - extension upward of the toes when the sole of the foot is stroked firmly on the outer side from the heel to the front; normal in infants under the age of two years but a sign of brain or spinal cord injury in older persons
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She had bilateral clonus, was hyperreflexic, and had bilateral down-going toes on Babinski test.