Bum Chills

The cold chills you get when you’ve come to the realization that you’re five minutes from a toilet, and two minutes from shitting yourself. These chills can range from tingling sensations up your spine, to goose bumps, to a sudden terror of emptying your bowels into your pants.

Dude, just pull over, I’ve got the Bum Chills and I’m not going to make it to *insert establishment here*