Slack-Jack

A complete and utterly terrible handjob. One that is simply not worth the time and honestly makes one wonder what the fuck is wrong with with the human being who's head is in your lap.

Brady came back Jones' house and told everyone that Liz gave him the Slack-Jack of the century and he'd rather stick his dick in a pinecone than experience that again.

by SpamoniJones April 06, 2010

Slack-a-lack-jack

Slack-a-lack-jack

Means, roughly, "Please endeavor to give me the personal space that i desire while i'm buying, selling, distribting, or using crack cocaine." Old Phoenix (AZ) slang.

Be slack-a-lack-jack, ga'my pipe, ga'my crack!

by East Bay Vinny November 16, 2004

Cut me some slack, Jack

This is jive talking, and you shout out this when one of your homies busts a better move than you

"Yo man CUT ME SOME SLACK JACK that move was off the hook!

by BILLY BILO August 29, 2005

Get the slack out of your jack

Term used to tell someone to quit lollygagging. Can be used to tell someone they are to laid back.

He's been lookin' at magazines for 20 minutes! Our plane leaves in 15. Go tell him get the slack out of your jack!

by Phrisbeephreak July 14, 2010

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