The meaning of slide in dream | Dream Interpretation
1. Out of control; one has lost one’s grip.
2. One should be able to accomplish a task easily.
If you dream of sliding or going down a slide, then this signifies that you are experiencing a loss of control in your life.
If the context of this dream is in an atmosphere of play, then you are enjoying losing control and finding ecstasy in reckless abandon. See Slip.