sackin' the hack

Slang term used to describe the activity of using a hackey sack. Can also be used for hacking, though this variant is rare.

"Dude, you would not believe what I did yesterday!"
"Bro, what?"
"I was sackin' the hack!"
"Aww heck, dude."
"Yeah, exactly."

Sackin

when your taint is moist and your balls are stickin

I was really sackin after practice last night, brother.