If you dreamed about cleaning your mother-in-law's house: You may want to do too much or have too many things at the same time, it may be necessary to act quickly to solve emotional problems. Cleaning your mother-in-law's house in your dream indicates that you will not fail to respect your loved ones and family elders, be a lucky person, solve the problems from the root and add meaning to life, not be at odds with anyone and smile.