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 butt sack 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!
The fat that rolls over when you wear too tight of jeans, which shapes the form of looking like a fleshy sack, often refered to as "muffin top".
"Jennifer Lopez's butt sack pops out everytime she puts on a pair of jeans, causing rolling blackouts in Southern California"
The result of violently being penetrated excessively in the anus.
"Yo that bitch got a fine ass butt sack"
"Ima blade on yo mommas butt sack!"
An older woman's saggy butt that hangs down like a sack
Guy 1: Hey isnt that your grandma?
Guy 2: No way man, she's got a butt sack!
A word commonly used by teenagers , referring to the back side of your ball sack.
Ouch, dude, you hit my butt sack.
When a guy who is naked bends over and you can see his sack hanging between his legs, beneath his butt.
My boyfriend bent over after his shower and I got a full view of his butt sack.