The idiom "break the bank" originates from the world of gambling, particularly from casino games like roulette or blackjack. In these games, the "bank" refers to the total amount of money or chips that the casino has available to pay out winnings to players. It is used to describe a situation where someone spends an exorbitant amount of money or exceeds their budget on a purchase, venture, or event.

What is the origin of the idiom "break the bank" and when to use it?

英語での「 break the bank」の定義と意味

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