The Hip A with a hip-hop, the hippie to the hippie The hip, hip-hop and you don't stop the rockin' To the bang-bang boogie, say up jump the boogie To the rhythm of the boogie, the beat The hip joint is known as the acetabulofemoral joint as it joins the femur with a part of the pelvis called the acetabulum. The word acetabulum means a cup shaped cavity. This cavity is formed by the fusion of the pelvic bones- the ilium, ischium and pubis. The acetabulum forms the “socket” for