What is Jack-up?
1.
To jack-up is a gymrat term for working to improve a specific muscel or set of muscels, especially women who want to firm-up their butts.
She is doin something to jack-up that ass. I'll bet she spends an hour-a-day on the stairclimber."
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The worst football team to ever be made in the history of all of Delaware County. They had one good player, who can jump mountains, and ..
1.
A fuck-up, or a total disaster.
"Kieran, you are such a fucking dick in the pit."
"Well, that party was quite a dick in..
