The very unfortunate state in which, following a violent sneeze or cough (or, as has happened, both), one loses control of their bowels and, effectively, shits themselves. It may not be much in volume, but it is terrifying in aspect; when one looses themselves... a fart that follows through.
"What happened to Geoff?"
"He sneezed so violently that he made a sudden pancake!"
by Vengeful Spirit June 9, 2012
Get the Sudden Pancake mug.