throw back jack

To pleasure onses self to old pictures of celebrities/porn stars who are currently past there prime.

"She may be ugly now, but I keep some of her old pictures from the 90s for a throw back jack"

by scram.bler January 20, 2015

Rage-jack

when one gets stressed out and is in need of releasing stress by jacking off (also known as masturbating).

hahaha, you should rage-jack!

by Montelonti April 16, 2011

Jack Dell

the most sexiest man alive. he is amazing in every way and is better than all of you

Jack Dell has a big penis.

by jack dell stan July 15, 2023

Jack

Jacks are complete douchebags. They are always up in everyone business, and seems to think that they run the whole god damn world. They think they are funny, but the only person laughing is himself. If you ever meet a Jack, Im sorry. He is a try hard.

Jack: hahaha did ya like that joke?
Person: no, Jack I didnt

by SavannahHillz October 9, 2019

jack off

when you want jack to get off you with minimal words

"Jack off!"

by gofuckyourself6969 May 7, 2021

Jack

A placeholder in the Urban Dictionary for most sentence examples, it’s also a common name.

Jack: Hi, I’m Jack.
Matt: Hi Jack!

by littleeooo March 21, 2024

jack dunphy

people call you jack dunphy if you fancy someone with the name neve

boy: neves fit
mate: mays we’ll call u jack dunphy

by elliekayisgay April 2, 2019