Top Definition
Explosive diahorrea

Etymology:

Pebble dash: concrete and pebble render applied to building facades esp in UK / Ireland during the 70s and 80s. The net effect on the inside of the toilet bowl is similar, albeit generally in brown.

Jacks: UK / Irish slang for toilet
Sarah found that yoga upset her stomach so much that she had to leave class and pebble dash the jacks for 15 minutes.
by singlewhitegov November 23, 2011

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