christ, what did they do to his knees?  can he even walk?  oh, you know, he was hanging with the wrong crowd, someone gave him the old alien legs
a mafia-style torture, where the victims legs are made to bend at the knee the opposite way they usually do, making the victim look like an alien
"christ, what did they do to his knees?  can he even walk?  oh, you know, he was hanging with the wrong crowd, someone gave him the old alien legs" What is the definition of "alien legs"?