If you have dreamed of fighting with your sister in your dream: Try not to react suddenly to events, You should not wait for others to take action for some issues to progress or develop, you should take action. Fighting with your sister in your dream indicates that you will have a good outlook on the future, unity and solidarity in the family, a smile on your face, and good developments. Fighting with your sister in a dream sometimes means that you have disagreements and arguments on some issues, and that the troubles are short-lived.