Sleep wank

To wake up and find you mysteriously have a knackered arm

"ahh shit i must have been sleep wanking all night"

by TMB June 17, 2003

Sleep Wanking

The act of ingesting an entire bottle of sleeping pills and then attempting to whack off before falling asleep.

Martyn: You guys ever tried sleep wanking?
Zach: Yeah! It's great cause you always win
Steven: Unfortunately you can never stay awake long enough to clean up the mess...
Lads: Aye!

by Martyn with a 'y ' bitches July 27, 2008

pre-sleep wank

To have a nice goodnight bat after a long stressful day of being horny before going to sleep, just to get it out of ya system.

This is the most common form of stress relieving therapy.

B1: i slept like a baby last night ....

B2: hmmm pre-sleep wank huh?

B1: precisely B2

by kooni June 06, 2007