(Said with emphatic stress on pronoun) used to express one’s lack of interest in or sympathy with the problems or misfortunes of another person: he’d made a mistake but that was his problem
More example sentences
- How you cope with ordinary bookstores thereafter, well, that's your problem.
- If you're getting fat from fast food, some politicians say that's your problem.
- If you live overseas and can't figure out the time difference, that's your problem.