Definition of lame:
properly because of a problem with one's feet or legs; moving with pain or difficulty on account of injury, defect, or temporary obstruction of a function
"a lame leg, arm, or muscle"
to cause a person or animal to become lame
"1877: Anna Sewell, Black Beauty: And if you don't want to lame your horse you must look sharp and get them [stones stuck in hooves] out quickly."