Bum mode means: When a person is spending their money on unnecessary things and stacking cash, they are in “bum mode”. (in Community Dictionary, added by Priscilla Giles)

What else does Bum mode mean?

  • It is the act of getting up in the morning wearing the same clothes as the day before. Bum mode can also refer to a way of feeling. A person who is surrounded by good friends will usually go into bum mode. Causes include sleep deprivation or hangover, excessive gaming and late nights at work, as well as laziness. (in Community Dictionary, added by Susana Díaz)