someone who is a complete and utter failure as a human being they tend to be; clumsy, slow, not very bright or what some people call touched in the head, you generally tend to ignore what these idiotic people say and try to avoid them at all costs
Guy 1: Man Joe is 12 lbs of stupid in a 2 lbs pail just look at him.
Guy 2: Yea he's one huge sack of stupid
Guy 1: Let's go grab a beer and make fun of him for the next half hour
Guy 2: Hell yea as long as your paying
Guy 1:(under breath) Get a job you cheap ass
The condition in which one's testicals tighten up and feel leathery often happening after exiting a pool or cold bath. The physical feel of testicles while experiencing Blue Balls. The shrinkage and tightening of your balls right before blowing your load.
That pool was fucking cold, I think i have leather sack.
When a man with large floppy balls accidentally sits down on his own testicles, causing much shouting and pain.
Brian sat down too quickly, and ended up on one of his own balls. Got Sack Sat Son!
A person who follows you around, or invades your space therefore riding your "sack" or "nutsack".
Joeys little brother was hovering around like a little "sack crab"
When a man is taking a shot and the long turd breaks off, falls forward and smacks the ball sack. Leaving a skid mark.
Janice was miffed last night while she was blowing my junk and she said it was a little funky. It must have been from the sack skid I had earlier.
Football (American, not soccer) talk for an exceptional pass rusher, who can get by linemen and sack QBs
When you are double penetrating a girl doggie style, you are slappin' sacks with the other gentleman involved.
Howard and I were slappin' sacks the other night and that bitch pulled out shot his wad on my nuts.