If you saw a stain on your forehead in your dream: The full moon may accelerate some formations in your business life, you are in a position to do the things you want. To see a stain on your forehead in your dream indicates that you will not be able to get rid of your problems and lead a difficult life, regret your decisions and suffer. To see a stain on your forehead in your dream indicates falling from people's eyes, losing your reputation and being sad, running away from people for a while and losing your hopes.