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1. Jack-Crap
a synonym for the word nothing but with a more mean attitude to get your point across
Dad: mikey did you clean the living room with your brother?
mikey: yes i did
james: wait dad! mikey did Jack-Crap.
2. jack
Absolutely nothing; a shortened form of jack shit or jack squat and a synonym of diddly.
Your wife: "Hi honey...my, you're home late. What did you do today?"
You: "Jack."
Your wife: "How was your day at work?"
You: "What? Where's my dinner?"
by Nick D Feb 24, 2004 add a video
3. Jack White
Lead singer of the White Stripes, synonym for God.
Thank JACK WHITE I passed my Algebra final!
4. Cheeto Jack
Synonym for "Steal"

But a Cheeto Jacking can only happen when the item being stolen is done in a quick and hilarious fashion.
Hunter: That guy just rolled by on his moped and snatched my PSP out of my hand!

Scotty: Dude! You just got cheeto jacked!
5. horse jack
Can be used as a synonym for screwed, taken advantage of. Can also be used to describe a sexual encounter.
I got horse jacked at the car dealership.

Lisa's hot, I would horse jack that ass every morning.
6. Jack Monkey
For little ghetto kids who aren't old enough to call people jack a@s yet, there is jack monkey. A perfectly acceptable synonym which prevents a whoopin for using a bad word.
Getcho self over here and get some red kool-aid, you jack monkey!
7. jack the beanstalk
Synonym for "masturbate".
"I was jackin' the beanstalk while watching the Playboy channel."
-me
by Dave Jun 6, 2004 add a video
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