jack that shit

1. An expression using the verb jack, which means "to steal." To "jack that shit" is to "steal that thing or those things."

2. To "jack someone's shit" can also mean to punch them or beat them up.

When a person thinks that they are really strong with enormous muscles, but in reality they are small.

to steal someone else's goods, take a five-finger discount, or otherwise rob someone of their possessions.

something or someone really messed up!!

to take/steal something

When u masterbate while taking a crap

Aimed towards boys

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.