Top definition
When one equips themself with "Hulk Hands" and then proceeds to masturbate.

Also see: Super Smashturbating
I caught my twelve year old smashturbating with his Christmas present.
by The Powerhouse May 07, 2009
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2
Tony is smashturbating at home because nobody will play melee with him.
by slayertokey February 08, 2010
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