If you dream of capacity in the form of a cube - this dream foretells heavy physical labor and unproductive. Read the dream cubic yards of materials portends some exercise in mental work as a supplementary earnings.
To see a cube in your dream, symbolizes material possessions and earthly things. It may also be a metaphor for "being square" or being too conservative.
Cube — the increased value of a square with additional sides opportunities.
Figure equivalent to a square. Represents the earth (four elements). Allegory of durability, virtue. According to K. G. Jung, corresponds to the separated condition of the person who did not reach perfection.