If you lose teeth in your dream, then this represents fear. This dream is a message to make sure you are hundred percent healthy, as it can signify some type of illness, Go to the doctor and get yourself checked out if you feel unwell.f you dream of your teeth actually falling out, then this goes back to your childhood and that you have been living a carefree existence for some time now. In your dream you may have…. 1  Encountered the sensation that your teeth are dissolving or disappearing, or just falling out.