An expense in a dream may represent a lack of self-control. It may also symbolize the desire to spend money for the sake of spending it or for the thrill of buying something new. If the expense is taking place at home, then it represents our wish to show off and impress others by making something more beautiful than we are.
If you dream about receiving an expense, your subconscious is telling you that you should be more cautious in your spending habits. Expenses in a dream often symbolize overspending, financial difficulty, or a lack of control.
Also, an expense in a dream represents something significant or life changing event that will happen in your future and often symbolizes an opportunity cost with trade-offs and consequences.