If you have dreamed of crashing someone else's car in your dream: Unrest may arise for reasons you do not know about your spouse, Topics related to an investment, financial matters or health status may be handled in an unusual way. Crashing someone else's car in a dream indicates that there will be a conflict with your loved ones and you will be indecisive, a difficult life and sadness, and financial troubles. Buying someone else's car and having an accident in a dream means not being able to take care of the trust and therefore feeling bad.