To see a vacuum in your dream refers to feelings of emptiness. You may be experiencing a void in your life. Alternatively, the dream indicates that you need to clean up your act and your attitude. It is time to rid yourself of your outdated ideas and negative habits.
To dream that you are vacuuming signifies a loss of control. You feel that you are being sucked up by some problem. Alternatively, the dream represents your desires to keep up appearances. Things may look fine on the surface, but some problem still persists underneath.