Top Definition
to spend more money on something than you normally would. usually entails tapping into reserve funds (line of credit, mortgage etc.)
"We decided to break the bank this winter and take a 6 week vacation to Australia and the South Pacific."
by Bungalow Bill January 24, 2007
5 Words related to break the bank
To make a shitload of money.
When Joe deposited 700 G's into his savings account at once, the bank broke.
by Nick D January 12, 2004

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