If you have dreamed of taking revenge on someone: You are showing weakness or reluctance, you should prevent it. These days, you can get your actions approved or appreciated by putting certain plans into practice or operating certain systems. To take revenge on someone in a dream indicates deciphering the secrets of people you do not trust and leading a difficult life, being an unhappy pessimistic person and being disgraced, having trouble expressing your inner troubles, and not being understood by anyone around you, suffering and being sad.