Jack In The Box- A fast food restaraunt.
Man. I'm hunry! Let's eat at Jack In a Crack.
by gundamNIT January 15, 2003
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An alternate name for Jack in the Box which refers to the addictive nature of it's food, widely thought to have addictive substances infused in their burgers/tacos. Open 24 Hours. Widely blamed as the source of over 50% of DUI's ever gotten.
Drunk guy 1: Dude i'm so fucking starving right now.

Drunk guy 2: I am going to fucking murder someone if i dont get some Jack in the Crack right this very minute.
by AJ_Arch July 10, 2008
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O-dog: "aw y'all niggas goin to jack-in-the-crack?"
Harold: "hell yea.. hell yea."
by FlyAway July 20, 2011
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Submitting this because all the definitions are wrong. This term originated back in the 90's when Jack in the Box made national news from a bunch of stores getting people sick with E. Coli bacteria, which is basically from shit contamination. Hence, Jack in the Crack was born.
by Jathra September 25, 2020
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The explosive diarrhea that ensues the morning after a late-night Jack in the Box run, due to the copious amounts of cat food and grease in their tacos and burgers
Brah, I was so faded last night and got 99 tacos for two cents at Jack in the Box, now I've got jack in the crack
by flossangeles December 18, 2009
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