The story
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.
Etymology from Wiktionary, CC BY-SA 4.0.
daylight robbery
day·light rob·beryToday it means: The practice of cheating or of imposing an exorbitant charge for a product or service; (countable, rare) an instance of this. Full definition →