Someone:That person is so jack jack
by asdfasdfasdf October 9, 2006
by By alien 👽club July 26, 2018
When numerous persons with the name of Jack gather and compete over who can pleasure themselves the best, most efficiently, or fastest. Any other competition parameter works under this term, but it must pertain to multiple Jacks masturbating.
"Hey homie, did you attend the Jack jack off off last night?"
"Yeah man! Jack was on fire, but other Jack finished in record time. I couldn't believe my eyes!"
"Yeah man! Jack was on fire, but other Jack finished in record time. I couldn't believe my eyes!"
by Yo Mama's skydiving accident June 24, 2020
Jack jack sack attack
Jack jack sack attack
Jack jack sack attack
Jack jack sack attack
Jack jack sack attack
Jack jack sack attack
Jack jack sack attack
Jack jack sack attack
Jack jack sack attack
by Angishangi January 14, 2020
They are two vine famous teenagers from Nebraska. They also have many good songs like "doing it right" and "flights". Jack Johnson and Jack gilinsky are also very hot.
by I love to turn up August 12, 2014
The Jack to Jack (Back to Back Jack) Is the attempt to masturbate immediately following a previous orgasm.
by CharitableNinja February 9, 2009
by Gregory Manhouse May 8, 2009