Top definition
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 March 28, 2011
Get the mug
Get a Classterbation mug for your brother-in-law Trump.
2
I was at a high brow function and classterbation was in order.... Masterbation with the pinky out!
by Jujuwee May 07, 2017
Get the mug
Get a classterbation mug for your mate Larisa.