femoral nerve Definition

the largest branch of the lumbar plexus that in humans comes from the second, third, and fourth lumbar nerves and supplies extensor muscles of the thigh and skin areas on the front of the thigh and medial surface of the leg and foot and that sends articular branches to the hip and knee joints —called also anterior crural nerve

a nerve that arises from the lumbar plexus by the association of branches from the dorsal parts of the ventral divisions of the second and third lumbar nerves and that supplies the anterior and lateral aspects of the thigh down to the knee

a nerve that arises from the sacral plexus, leaves the pelvis in company with the sciatic nerve through the greater sciatic foramen, and is distributed to the skin of the perineum and of the back of the thigh and leg