high roller

or high·roll·er


noun Informal.

a person who gambles for large stakes, as in a casino.
a person who spends money freely for entertainment and extravagant living.
a corporation or governmental agency that invests or spends freely or recklessly.

Origin of high roller

An Americanism dating back to 1880–85

British Dictionary definitions for high roller

high roller

noun

slang, mainly US and Canadian a person who spends money extravagantly or gambles recklessly

Derived forms of high roller

high rolling, noun, adjective