Derived from Tourette's syndrome. A 'tick'. One can use 'touretted' or 'touretting' to describe any frantic, seemlingly unplanned flailings of the limbs, not always a victim of Tourette's syndrome.
Lazybill: "I was at the intersection of Western and Fisk and I pull up next to a taxi and the driver was touretting all over the place in there."

Joker: "You shoulda called the cops and said "yo this nigga just touretted into me and messed up my ride!!1"
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