look up any word, like ebola-head:
When a person thinks they are just going to fart and to their dismay, Bloody poop soils their underpants. Usually happens during illness or during times of severe kidney stones
"Hey john, why are you making that face?"

"I just sharted, I have to go home. Actually, I blood sharted, take me to the hospital"
by Andy Zavs March 31, 2010