jackpot
/ˈdʒakpɒt/
noun
A large cash prize in a game or lottery, especially one that accumulates until it is won.
Origin
Late 19th century: from jack + pot. The term was originally used in a form of poker, where the pool or pot accumulated until a player could open the bidding with two jacks or better.
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Frank preferred poker over those state-run jackpot lotteries. The odds were better and skill actually played a role.