If it is full, it portends wealth and happiness. Empty, poverty. Depending on the material, its content will announce whether it is good or bad if it is full or empty. If it is made of wood, then it is announcing an upcoming trip. A colorful box, surprise. If it is made of precious metals and precious stones, indicates wealth. With a mirror, it warns us coquetry.
Read more about dreaming of Box in other dream meanings interpretations.