Dream about fight with mother in law is a hint for your support system in your time of need. You need a wider perspective on things. Perhaps you have made some past mistakes which have set you back on your path toward your goals. The dream signifies your need for organization and order. You need to act quickly or else others will take advantage of the situation.
Fight with mother in law dream points at the choices that you are making in some area of your life. You need to be in more control of your life situations and surroundings. You need some coaxing in order to discuss some issue. It is a harbinger for an improvement in your current situation. You need to carefully evaluate the consequences of your actions.
If you dreamt about fight with mother in law:
There may be some tension in the air for you. Large forces are moving through your life that are suddenly coming into conflict. People who have been on a certain path for a long time now have to face the music. How well have you physically and mentally prepared? The strength of your framework is now being tested against the prevailing winds.