high-rolling

[ hahy-roh-ling ]
/ ˈhaɪˈroʊ lɪŋ /

adjective Informal.

gambling, spending, or living extravagantly or recklessly: high-rolling gamblers; a high-rolling investor.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

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