Define You Don't Know Jack Meaning

You Don't Know Jack
An extremely popular video trivia game where the categories are outrageous, the questions are hilarious and the host makes fun of you when you're wrong! Everyone I know goes crazy for these games.

Have you played today's Daily DisOrDat game on the You Don't Know Jack Website?
It's called:
Spank Me! Spank Me Per the Geneva Convention!
Me DisOrDat you long time.
And it tests your knowledge of two very important topics!
By Kai
You Don't Know Jack

A: Hey, dude! 34 that on Photoshop.
B: 34?
A: Yeah, make that steamy.
B: Steamy?
A: Dude, you don't know jack about imaging, don't you?
By Kenna