Dream about dead grandmother is a signal for a negative force. You may be overlooking something that is in plain view. Your emotional psyche is strained. It is an evidence for your juvenile attitude. You need to move on and stop wasting time on a situation that is bothering you.
Dead grandmother dream is a clue for conformity and lack of individuality. You are bonding yourself in some situation, either emotionally or morally. You may have recently been feeling a little depressed. It refers to your femininity and attitude toward a relationship. You are not getting your fair share of something, either emotionally, financially or materially.
If you dreamt about dead grandmother:
You can recharge your batteries, and reconnect to your own deeper needs and feelings. Then when you meet again you will feel refreshed and revitalized.