milk leg

One of dad's calves made him look as though he had a milk leg, cause the padding would not stay around where the calf ought to be, but worked around towards his shin.

He was subject to attacks of pain in the milk leg.

Perhaps it was that Silver's milk leg was stubborn in yielding to treatment.

She is a likely old woman with a milk leg.

"He's got a milk leg," I said, and set the coffee kettle off.