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1.
A saying used to "tell someone off". The saying is commonly used in the place of "fuck off", or "screw off". The origins of this saying is unknown, but most associate "roll off" to be created by D. Ciot from Kitchener, Ontario, Canada
Person 1: dude, you got owned on your business powerpoint

Person 2: roll off man!
by Matrixx Mage June 21, 2009
 
2.
light bulb head that wears comdoms that roll off due to having a small willy
roll off,comdoms,sex,lbh
by dean2001 October 07, 2008