The Collaborative International Dictionary
Stone-hearted
Stone-hearted \Stone"-heart`ed\, a. Hard-hearted; cruel; pitiless; unfeeling.
Usage examples of "stone-hearted".
Boris was a stone-hearted professional terrorist who would not hesitate to blow the head off any or all of the three men who now stood before him.
It would take a hard, pitiless, stone-hearted man to believe her capable of virtually killing her husband—and if Jean-Pierre were that hard and pitiless and stone-hearted, he might kill Jane.