0 A gammy leg or other body part is damaged or does not work correctly. -- （腿或其他身体部位）受伤的，受损的，行动不便的
I've got a gammy knee. 我一只膝盖有伤。
He cannot understand why a gammy knee is a reason for his not being reinstated as a police constable.
All that he now suffers from is a gammy knee.
