plural of kidney stone

nephroptosis

A wide belt sometimes worn by weight lifters, motorcyclists, manual laborers, and others who are liable to experience stress in the lower back region, for the purpose of providing lumbar support.

To deliver such a blow.

Alternative form of kidney punch

A blow struck with the fist to the lower back region, capable of causing serious internal injury and not permitted under the rules of boxing.

Having a shape like a kidney: that of a long oval with an inward curve on one side

plural of kidney bean

Any of various kidney-shaped varieties of the common potato.

plural of kidney potato