A sanity wank is when you get so wound up and frustrated and the only way to cure it is via masturbation, so to stop yourself going insane you have a sanity wank
Sarah is such a tease, she was winding me up all night, I had to have a sanity wank when i got home or I swear I would of gone insane
by Lostpure August 25, 2010

Free Daily Email

Type your email address below to get our free Urban Word of the Day every morning!

Emails are sent from daily@urbandictionary.com. We'll never spam you.

×