Premature Evacuation

When people exit a building due to a drill or practice, however no actually emergency is occuring.

For the fire drill the students and staff did a premature evacuation of the school.

by CamIsCoolerThanTori September 11, 2015

Total Body Evacuation

The simultaneous loss of multiple types of bodily fluids, on an involuntary basis, after passing out following a night out on the town.

Known on twitter as #TBE

Julian didn't know what had happened to his bed until he realised he'd had a Total Body Evacuation during the night

by ubd_god December 20, 2011

bowl evacuation

When something is heated in the microwave to the point that it overflows the container holding it.

Ralph: Geez man, what happened to your porridge?

Jimmy: Bowl evacuation.

Ralph: Crikey!

by The Porridge of Oz November 25, 2009