Jacking Black

The act of masturbating whilst really high so that when you jizz all the blood rushes from your head and you black out. May be hard to achieve.

Also called Knocking Off.

X: "Ben and I tried Jacking Black last night"

Y: "No Way! You guys are crazy! Any success?"

X: "Yep, I totally Jacked Black!! Ben didn't manage to though. It really isn't easy!"

by Jacking it in San Diego April 18, 2015

Jack 90

A bend in electrical conduit that is between 78 degrees and 105 degrees, not forming a true right angle.

Steven ran that conduit up there, but it is a jack 90....take it down.

by Atticus Danger O'Rem January 3, 2020

jack s.

a pull god

jack s. is just the greatest and is a pull god.

by riiiianananananiiiiii February 22, 2019

Jack Ma

An alien, otherwise known as the founder of the company Alibaba. One of the richest men in China.

Jack Ma is a fucking alien

by penis baby 👶 🍼 has November 16, 2020

Pulling a jack

Pulling a jack is when you come in with the most freaking clutch in the whole freaking world.

Boy 1: did you see how he won the game no sweat
Boy 2: yea he’s so cracked at fortnight my guy
Boy 1: yea he won that game just in time
Boy 2: he must have been pulling a jack

by Obviousb1tch May 23, 2022

Jack horsery

The act of screwing around like a jackass.

Katlyn kept sending me strange non work related text. I asked her nicely to stop the jack horsery.

by Sweet Matty A March 6, 2019

Jack Butler

God

Have you met jack butler? He’s the goat

by yessirreeee July 17, 2020