Dirty Jack 

Playing jerking off on a cracker with Adam Sandler and Steve Buscemi but you lose on purpose.

“Hey man what where you doing last night I saw u where hanging out with Adam Sandler and Steve Buscemi”
“I was just doing a dirty Jack”

Dirty Jack by Big J-man August 28, 2021

palate jack 

When you release a load onto recipient’s tongue (palate), thus completing the act of palate jacking.

Met your dad at a bar, gave him a good old palate jack.

palate jack by Jackmaster3001 March 8, 2023

Mer-Lumber Jack 

A lumber jack that is also a mermaid, very common in parts of northwestern america. well known for chopping down parts of their own family tree. lives on a diet of crustaceans and zuchinni

Dana is the most bad ass mer-lumber jack in the world.

Mer-Lumber Jack by concieted piñata April 17, 2011

bang my jack

to call someone

scha-mel : yo nigga bang my jack

rickey: df nigga?

scha-mel: its means call me fat jesus

bang my jack by clarkson4555 November 23, 2013

to knife-jack 

to kidnap someone at knife point, then proceed to take them hostage, threaten, rape, or in some cases, kill them.

Nobody knows to this day if Jack the RIpper tried to knife-jack his victims or if he used more subtle forms of psychological manipulation on them before killing them.

if you want to learn how to knife-jack someone, your best bet would be to talk to someone like Jack the Ripper.

to knife-jack by Uncle Dimma March 5, 2015

The Influence of Jack

The complete and utter shut-down of all recognition of standards whilst masturbating, that provides the illusion of almost any female bearing attractiveness, and can also go as far as making sexual acts one would not deem attractive, enjoyable or "sexy".

Man, she was rank, but I was under the influence of Jack and I was prepared to take what I could get.

The Influence of Jack by The Philosophiser April 12, 2015

That nigga Jack 

A guy named Jackson or jack that likes to give head to Short Hispanic men like Noe

"hey you know that nigga Jack gives bomb ass head!"

That nigga Jack by That nigga Noe February 19, 2019