Definitions

1. adjective

relating to the peroneus muscle, a muscle in the lower leg

“The peroneal nerve was damaged in the accident, causing the patient severe pain.”

2. noun

either of the two lower bones of the lower leg, the fibula and the tibia

“The peroneal bone was broken in two places, requiring surgery to repair it.”

3. noun

either of the two nerves that supply the muscles of the lower leg

“The peroneal nerve was stimulated to test the patient’s reflexes.”