Definitions by G.O.M.

roll-over 

roll-over:

Derived from the term; "hang-over", used as a title for the next-day effects of alcohol, "roll" substituted for "hang" produces the title for the next-day affects of the drug extasy.

I went to work today with a roll-over and fell asleep at my desk.

roll-over by G.O.M. November 26, 2006