Shlopple-on-Topple
The fluctuating interface of actual and perceived movement within one's visual field during the "peak" period of a drug-induced hallucination (which is often more pronounced while laying on the floor or leaning up against a stable object).
Man, when that fungus started ringin' the other night and loudmouth showed up with her crazy stories, she done reigned down a god damn shlopple-on-topple ensemble on my twisted ass.