classterbation

Masterbating with the pinky out.

I was at a high brow function and classterbation was in order.... Masterbation with the pinky out!

by Jujuwee May 7, 2017

classterbating

Classterbation: The art of girls crossing their thighs over their pussy and flexing their thigh muscles, which scrapes their jeans over their clit.

Twiggy: Yo, did you see Aubrey classterbating in Chemistry?

Zach: Yeah, she was sweating like a whore in church.

by Twiggy Lanky Man April 10, 2008

Classterbation

When one gets the sudden urge to bust a nut midway through class. Normally applicable when there is a sexy female in the area.

Student 1: Hey man, did you see that new girl? she was wearing a skirt and i classterbated after i saw her!
Student 2: Dude.... gross.. Classterbation is disturbing.

by NutBustah April 13, 2011

Classterbating.

To jack off in class, if you go to a LAP TOP school, and you sit in the back, have a party!

When you shake your dick in class, to a porno on your laptop, its Classterbating.

by TiGGLE BiDDY March 10, 2010

Classterbation

The act of masterbation in class

Isaac enjoys classterbation

by Klukluxklandrud May 29, 2018

Classterbating

Masterbating in a school class or other meeting with peers

Dude, Joe was totally Classterbating in science yesterday!

by Hater Hater gettin Taters April 4, 2015