Whilst during a devil's three-way the two dudes balls kept hitting against each other causing neither one to stop moving....like a hackey sack
Hey Bill, what would you like to do tonight? How about we invite Megan over so we can do some hacky sacking?
by Fuel rod March 18, 2022
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when a mans huevos vacuumed by their shorts.

usually when getting out of the pool, the suction wraps the swimming trucks around your balls and it is embarassing.
dude why were you grabbing your nuts?
i just got out of the pool and had to fix my hacky sack
by logloglog April 27, 2021
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An insult for a girl who gets bounced around and played by a group of friends until boredom sets in.
Bro #1: Who you tryna smash tonight bro?
Bro #2: I was thinking Kelsie, but she kinda a hackysack.
Bro #1: Yeah, but you're the only one of the bros who hasn't pumped her.

"We gotta look for a hacky sack to bring back to the hotel while we're on Spring Break"
by Barry McCawkener April 11, 2017
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really big saggy ball(s), resembling that of a grandpas
"woah man! thats one hacky sack..."
by pwggingurdad November 23, 2021
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me you karate chop someone in the scrotum, between the balls
"I totally hacky sacked Jim today, he cried so hard"
by jessyjayed January 17, 2015
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