If you dreamed about hanging a key: You should think carefully before you act or speak, There may be complicated situations or arguments that are difficult to end. Hanging a key or a house key in your dream indicates that a family order and organization will prevail, and a peaceful and happy family life at the same time. It is a harbinger that your life will go on track. Hanging the workplace key is a symbol of new opportunities to be caught in business life and that your fortune is open.