jack shit 

Nothing, or something equivalent to nothing. Jack shit has the remarkable property that its absence and presence are identical. Typically used with or without a negative to describe a total lack of knowledge, value, or significance. Its use carries a strong negative connotation which can express frustration, disdain, ignorance, or other negative qualities.

I don't know jack shit about that. / I know jack shit about that.
It's worth jack shit. / It isn't worth jack shit.
I didn't get jack shit. / I got jack shit.

jack shit by cazort June 7, 2005

Jack Shit 

Jack is the only son of Awe Schitt and O. Schitt. Awe Schitt, the fertilizer magnate, married O. Schitt, the owner of
Knee-deep Schitt, Inc.
Jack Schitt married Noe Schitt and they had 6 children: Holie Schitt, The twins; Deep Schitt and Dip Schitt, Fulla Schitt, Giva Schitt and Bull Schitt.
Jack and Noe divorced. Noe later married Mr. Sherlock and because her kids were living with them, she wanted to keep her previous name. She was known as Noe Schitt-Sherlock.
Dip Schitt married Loda Schitt and they had Chicken Schitt. Fulla Schitt and Giva Schitt married the Happens
brothers in a dual ceremony.
The Schitt-Happens children are Dawg, Byrd and Horse. Bull Schitt left home to tour the world. He recently returned with his new bride, Pisa Schitt.

Now, when someone say's you don't know Jack Schitt, you can correct them.

- U don't know Jack Schitt
- Yes i do, he's Awe and O. Schitt's son

Jack Shit by Primitiva May 3, 2004

jack shit 

A term used to describe a lack of anything.

I ain't got jack shit to do. You don't have jack shit. I don't owe you jack shit!

jack shit by Carter SN October 2, 2005

Jack Shit 

An American gentleman, with whom certain people are unfamiliar.

You don't know Jack Shit.

Perhaps not, but I'm actually on rather good terms with his wealthier cousin Theodore.

Jack Shit by Pipe Downn January 21, 2009

Jack Shit 

nothing,ziltch,zero,empty,contains absolutely nothing.

Asked if he had won any money on lotto, sam replied,"nah got jack shit" There was jack shit left in the fridge.

Jack Shit by timothy mark kluwen April 22, 2007

jack shit 

1) A term most commonly used for when people describe that they don't know, or have not done anything.

2) Probably the name of some guy somewhere, who i'd -really- like to meet.

Bob: "Bill, what do you know about egg products?"

Bill: "Heh, Jack shit, Bob."

jack shit by Meik April 2, 2003

jack shit 

having absolutly nothing.

"I don't own jack shit!!!"

jack shit by PotatoChip May 30, 2003