A term used by members of the drinking/running club called the Hash House Harriers. It occurs when a member of such club is either excessively talking about hashing or tediously planning a hash trail.
Hasher 1: Where is Penis Fly Trap?
Hasher 2: Oh she's upstairs on Bing Maps hasturbating for her next June trail.
Hasher1: Jeebus it's been 2 hours!
Or:
Hasher 1: Dude! Last weeks trail had so much shiggy!! There was a wall of briars, and I swear Taint No Savior was going to need stitches! Then there was this tunnel that went on forever!!! OMG, and the beer check was up this creek and we had to swim-
Hasher2: I got it! I got! I missed a great trail. Quit hashturbating in front of me.
When you sit on your hand until it goes numb, then you proceed to masturbate so it feels like you are being jerked off by a ghost, or invisible spectral force.
"Man, I was getting so bored of normalwanking I tried ghosturbating... it felt great!"
The act of stopping a couple strokes early whilst masturbating so as to enjoy the some of the initial orgasm without actually ejaculating and compromising the load of your next full on session. the name is a pun, meaning you don't all the way MASTurbare, but you MOST-urbate.
Gabe was was in the mood to tug it, but didn't want to bust a nut until at least tuesday, so to hold himself over a while he closed the drapes, turned the picture of himself at 5 years old with grandpa away and started mosturbating