Jack

A jack who constantly passes out on a toilet you might find one sitting behind you or in the next stall passed out. Another definition would be that a jack is a complete idiot.

He there is a jack passed out behind me.

by I sit next to Kate November 11, 2018

Jack

He has a small dick but massive muscles and thinks he’s dead hard when really he’s a faggit and gets banged every day for his curly hair. Although he is a good looking guy he can fuck anyone’s bitch so hide ya bitchs boys

Jacks got massive muscles

by Dickhead420 March 6, 2019

Jack

Euphemism for jackass for when someone fucks up and your grandma is nearby.

"Timmy is a straight jack, did you see what he did last night?"

by Comer The Cool Boy March 24, 2019

Jack

An man who is to epic so he plays fortnight on his iPhone xr blue all day instead of getting the girls

jack your iPhone xr blue is so epic please date me

by Midus_03 April 21, 2019

Jack

A gay boy that pretends to like girls

He was just like jack

by Funnygarllll12 August 8, 2019

Jack

A total scumbag. Likes the color white and saltines, never washes his hands and loves hentai.

Whoa, look at Jack, what a nerd

by Thatone_guy May 3, 2018

Jack

A very yellow man with a tiny dick and dates girls called Siena

“That kid is such a Jack”

by SpedFromAnotherShed October 16, 2019