If you dreamed about a flat wall: You may experience some unpleasantness in your opposite sex relationships, excessive tensions or neglect may affect your health in a negative way. To see a flat wall in a dream, a flat and clean wall indicates a comfortable and orderly life. It is a harbinger that your dreams will come true, that you will soon achieve the life you desire, and that your efforts will yield results. Seeing a dirty flat wall in a dream means that you will be drawn to the smallest incident.