high roller Meaning and Definition
1. n. a gambler who wagers large sums
2. n. one who spends lavishly and ostentatiously on entertainment
A high roller, also referred to as a whale, is a gambler who wagers large amounts of money. High rollers often receive lavish "comps" from casinos to lure them onto the gambling floors, such as free private jet transfers, limousine use and use of the casinos' best suites.
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