Definition: The thigh is the part of the body between the hip and the knee. The thigh bone is the femur, and the major muscles of the thigh are the quadriceps and the hamstrings.
The thigh is part of the lower extremity.
By Jonathan Cluett, M.D., About.com Guide
Updated May 18, 2009
About.com Health's Disease and Condition content is reviewed by the Medical Review Board
The thigh is part of the lower extremity.