An odd amalgam of the geek term "fap" and "masturbate". This term can be used to describe an intense masturbation session, or just to impress the friends and family. It has also been used by several famous individuals such as President Obama, President Lincoln, and Bob Marley.
Mom: "Honey, I need you to go take out the trash"
You: "MOM I'M TRYING TO FAPSTURBATE, GO SUCK A CHONE!
When you masturbate really hard to send yourself to sleep.
When you masturbate really hard because you hear a noise from the building you're in but have to finish.
The act of facebook raping yourself, to make it seem like you have friends who play tricks on you, but you don't really.
P - Hey look at Joe Bloggs' status, it says "Joe is really gay", he's definitely just been fraped!
M - Nah, Joe Bloggs doesn't have any friends, he's definitely just facesturbating.