Smashterbate 

Masterbating while extremely intoxicated

Smashterbate - I don't remember smashterbating last night becuase I blacked out, but I'm sure I enjoyed myself

Smashterbate by RP DP April 22, 2011

smashterbate 

To pleasure oneself until pain sets in

Kelly smashterbated herself to the thought of other girls smashterbating.

smashterbate by Requiett January 3, 2005

Super Smashturbating 

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.

Super Smashturbating by The Powerhouse May 7, 2009

Smashturbating 

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.

Smashturbating by The Powerhouse May 7, 2009

shasterbate 

shitting while masterbating

person number 1: "oh wow Justin the football player, takes a long time in the bathroom"
person number 2: "hes probably masturbating while he shits"
person number 1: "haha, Justin shasterbates"
person number 2: "hahahaha thats clever. shasterbate!"

shasterbate by shexcelent December 1, 2009

smashturbate 

when a male masturbates harder than he normally does.

johnny went home and smashturbated until he was sore.

smashturbate by Fredrick Soft July 7, 2010

Super smashturbating 

Jerking off to super smash bros

My son was super smashturbating to day

Super smashturbating by GUY GUY May 18, 2015