a crap you have been holding in all day and as soon as you get home and sit on the thrown one quick push your done and the bowl is totally full.
" I had to take a dump around noon but waited til I got home at 5, I sat on the crapper one push and it was the old Jack in the box shit.
by Mark W Stack January 13, 2008
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To be beaten severely about the head, face, body etc. i.e. "Jack up" from
being jacked up combined with shit box
"I will Jack Up Your Shit Box!"

"Tony landed one punch on that guy and really "jacked up his shit box"
by Morbog September 27, 2004
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