1 Surgery on the hip or knee may cause the leg to shrink. 2  Poor posture, where the pelvis is tilted so that one side is higher then the other, thus making the leg on the high side of the pelvis work as if it was shorter than the other leg.
v. sat (sÄt), sitÂ·ting, sits. v.intr. 1. To rest with the torso vertical and the body supported on the buttocks. 2. a. To rest with the hindquarters lowered onto a supporting surface. Used of animals.
chair. 1  a seat, especially for one person, usually having four legs for support and a rest for the back and often having rests for the arms. 2  something that serves as a chair or supports like a chair: The two men clasped hands to make a chair for their injured companion. 3  a seat of office or authority.