What is Sack In The Back?
1.
The act of a male tucking his penis and balls between his legs (in a 
As my roommate Jim returned from the shower, he tried to gross me out by performing his "sack in the back" routine in my presence.
See 
Random Words:
1. 
Being an absolute mink
Here Metweird you'r being an absolute ultra-gord
See stink, smell, horrible, smelly..