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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Random Words:
1.
some creep who people in runescape kiss up to
omg zeldagirl8 add me!!
See noob, zeldagirl8, runescape, jagex
2.
A popular figure in ..
1.
Puking on somebody's shoes after having drunk way too much.
Damn, Virginia was all up in my face, so I gave her a Youngstown Shoe ..