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
by Nick D January 12, 2004
Man I took this girl out to eat, she ordered the most expensive items on the menu, straight breaking the bank!
by 22sessLWD February 12, 2016
by henry stickmin123 December 29, 2020
by The Meechster September 30, 2010
by Labortil14 August 07, 2011
by Green ladd January 31, 2023