Jack Greiner

Always on the nonstop grind. Very good in robotics and dominates R6 Siege.

Ethan: Jack Greiner is always grinding. Happens to be a pro boe-bot builder

by a_prankstergangster May 16, 2018

Jack harlow

Jack harlow is defined as a white rapper from Louisville, Kentucky. Sogned by Dj Drama.

When im in the car. I love listening to that Jack Harlow music

by Rob run corleone September 12, 2022

Jack

He's a FART

person 1: hey jack you suck

by kqi walliams October 26, 2022

reflection jacking

reflection jacking is when you are sad or depressed but still have the urge to jack off

Kevin: dude what took you so long in the shower?
Steve: sorry dude i was reflection jacking my grandma died yesterday

by thatboiluke October 21, 2019

Jack

All round a good guy very funny. everyone likes him and he gets simped for and simps alot for every one.

Person 1:her comes jack
Pesron 2:dont you know he simps for u

by hut231435 March 17, 2022

Slacking and Jack

the act of putting something off (usually skipping a class) to go masturbate

Friend 1: "dude where were you? there was a math test that was 90% of our grade!"
Friend 2: "Oh I was slacking and jacking"
Friend 1: "oh ok that makes sense"

by Viperlord#0382 November 25, 2022

theiceninja-jack

Jack moon

A personal friend known as theiceninja-jack

by Spas Baby May 15, 2018