Top Definition
To have a bad case of diarrhea.
Your asshole vomits uncontrollably.
To have the SHITS!!!
Wooo!!! (waves hands around) do not go in there!!! I just bumbarfed all over the place!!!

Yo Johnny, WTF is takin Reggie so long in there,says Kirk. I dunno Kirk but if he bumbarfed in there you can go first...
by Togan77 September 09, 2009
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