A natural phenomena when a man's testicals tighten and raise up, to allow access to the "taint". This could be caused by cold weather.
The water in the pool was so cold I had a sack-on.
8π 4π
It's when a girl deepthroats ALL the way and her lips touch the scrotum(ballsack)
Ingrid: "Did you get head from that girl at the party last night"?
Opie: "Yeah".
Ingrid: "How was it"?
Opie: "She went all the way down to the sack"!
5π 2π
testicles, balls, or nuts (pl.)
Mom, dad was looking at sacks on the computer!
16π 13π
The act of being incredibly lazy, as in lying around like a sack of potatoes. One who sacks is often seen lounging on their couch all day playing video games and watching movies.
Jim: "Yo have you seen Alec today?"
Mike: "Not yet. Did you check his apartment? Bet you he's sacking on the couch."
3π 1π
Shitty
Autistic
Crappy
Kids
(Not to be confused with autistic/mentally retarded people, only jerks)
"Hey, stop harassing him you Sack!"
"WTF? What is a Sack?"
"You and your mom, bitch!"
3π 1π
sacking is a NZ slang for pussy, scared or trying to run from a fight.
eg: person 1: fuck you wanna fight bro. person 2: nah im algood later bro.
audience: fucking sacking it.
4π 1π
a dare for someone to do something reckless and seeing if they have the balls to do it
no sack
3π 1π