daylight robbery

Meanings

1. The practice of cheating or of imposing an exorbitant charge for a product or service; (countable, rare) an instance of this.
2. Conduct which unfairly deprives an opponent of an advantage or a win; (countable, rare) an instance of this.
3. Used other than figuratively or idiomatically: see daylight, robbery.

Etymology

From daylight + robbery, originally used literally to refer to robbery occurring in the daytime rather than at night, which was thought to be more audacious or risky.