If you dreamed of falling down, its dream interpretation can mean you have to be careful. You probably have seen stimuli during your waking day, that triggered your intuition. Your gut feeling warns you that you might face difficulty or danger. At night, your memory replay system invents this dream of falling. You might be able to see the aftermath of your fall. Did you fall hard in your dream? Were you injured after the fall? All these details will tell of the severity of the situation in waking life.
