- a hard mass formed in the kidneys, typically consisting of insoluble calcium compounds; a renal calculus (i.e. a pebble in the kidney).
In the past 7 years I’ve had 2 kidney stones. The experiences were painful, but they were quick to resolve. My latest stone was less pleasant, a lot more painful, and took forever to pass.
In a public bathroom (and especially at work) if you use…