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1.
Having both vomiting and diarrhea simultaneously. Replaces the expression "I had it coming out both ends."
I had the flu last week with a fever, aches and pains and constant vomirrhea.
by Sunny Carpenter May 11, 2008
 
2.
Slang for the "stomach flu". When you are vomitting and having diarrhea at the same time.
Sunday I was suffering from vomirrhea, I was literally throwing up and peeing out my butt at the same time!
by pappy#1 January 10, 2012
 
3.
THE ACT OF VOMITING AND DIARRHEA, SOMETIMES OCCURRING SIMULTANEOUSLY.
TOM HAD FLU SYMPTOMS AND DEVELOPED A BAD CASE OF VOMIRRHEA.
by NWA4SC February 15, 2011