to pull back the scrotum with a pliers until it is directly over the anus, then punching it into the anus (you might want to wear gloves); approximately equivalent to 1000 punches in the shoulder.
If Star Wars Battlefront 3 doesn't come out for PS2, I'm gonna buttsack someone.
A small pouch that is formed when someone is continually done in the asshole. Usually fills with anal secretions and all kinds of nasty shit, including old, rotten, cum.
1. Oh shit, my butt sack is full again. Hold on while I go squeeze it out.
2. What's that gay kid doing?
Itching his butt sack.
EWWWW!
A buttsack is where you take your testicles and pull them up inside of the gluteus maximus from behind and then after doing so, you have your significant other or the person you are getting intimate with lick simultaneously both the anus and testicles.
Have you ever had a butt sack? If not pants down butt sack time.