The origins of the "sardonic grin" trace back to ancient Sardinia. A sardonic grin is a mocking smile indicating contempt or bitterness. The term originates from a toxic plant, water-dropwort ...

This has now turned into a metaphor for evil smiles and scary laughter. In fact, the sardonic grin was once the final expression worn by victims of deadly rituals. What is the “sardonic grin” ...

Dornan's face still didn't move much, but it moved enough. It rearranged into the mildest, almost imperceptible flicker of an evil grin. As of the end of episode 3, it looks as if Spector ...