1. tough luck - Noun
2. tough luck - Interjection
tough luck (uncountable)
(idiomatic) Bad luck.
tough luck
(idiomatic) Bad luck (often an unsympathetic retort to someone suffering misfortune)
Your car broke down? Well, tough luck, you're due at work in 15 minutes. Better run.
If you want a good education, go to private schools. If you can't afford it, tough luck. You can go to the public school. Paul LePage