Top Definition
When equips "Hulk Hands" (batteries installed to produce factory noises) and the proceeds to masturbate.

Also see: smashturbating
I heard my twelve year old super smashturbating from down the hall.
by The Powerhouse May 07, 2009
Jerking off to super smash bros
My son was super smashturbating to day
by GUY GUY May 18, 2015
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