What is Ballsac?
1.
a sack for your balls you dumbass
If you don't shut the fuck up i'm gonna rip your motherfuckin ballsac off you shithead.
2.
An incorrect spelling of 
Ballsack McMiachelson: "I eat ballsacs!"
Duckskin McGoo: "That's BallsacKs, tard"
See 
Random Words:
1. 
1. What Judas Iscariot sold Jesus Christ out to the authorities for.
2. All it would take for some people to betray others.
3. A term ..