crooked smile

Translations
кривая улыбка
He gave a crooked smile when he heard the joke.
Он дал кривую улыбку, когда услышал шутку.
Definitions
A crooked smile refers to a smile that is uneven or asymmetrical, often suggesting a playful or mischievous demeanor. It can also imply a sense of charm or a hint of irony.