Posterior thigh muscles run down the back of your thigh, from your hip to just below your knee. These include your hamstrings, which are your semitendinosus, semimembranosus and biceps femoris. The single bone in the thigh is called the femur.

The meaning of thigh is the proximal segment of the vertebrate hind or lower limb extending from the hip to the knee. How to use thigh in a sentence.