you dont know jack shit

you dont know jack shit a word meaning you know nothing or are too stupid to figure it out

dude whats an electric car

man you dont know jack shit you are too stupid to know what an electric car is unless you get ran over by one

by littlejimmie January 24, 2019

Jack Up Your Shit Box

To be beaten severely about the head, face, body etc. i.e. "Jack up" from
being jacked up combined with shit box

"I will Jack Up Your Shit Box!"

"Tony landed one punch on that guy and really "jacked up his shit box"

by Morbog September 27, 2004

jack in the box shit

a crap you have been holding in all day and as soon as you get home and sit on the thrown one quick push your done and the bowl is totally full.

" I had to take a dump around noon but waited til I got home at 5, I sat on the crapper one push and it was the old Jack in the box shit.

by Mark W Stack January 16, 2008

Jack diddly shit

Means "Absolutely nothing"

He was doing Jack diddly shit

by AlchemicBlue April 28, 2025

Jack Shit Off

To copy something

They love to jack shit off to make their project look better!

by Felix1999 September 2, 2022

Do jack shit

House chores and that kinda shitb

I'm tired of my husband asking me to do jack shit when I was pregnant

by Avril1989 June 20, 2018

Jack(son) shit

Slang: vulgar (British, used exclusively by the Jackson clan)

Nothing at all.

Affronted person: What's wrong with you?
Felicity: Jack(son) shit!

by A-concerned-citizen April 27, 2021