An exaggeration on the word “vom” (slang for vomit), normally a retort to something that makes you feel like vomiting a bucket's worth - figuratively of course.
Karin: "Look, over there! That building is the Korean Couples Cinema, only couples can see films there."
Jei: "Oh my word, pass me the vom bucket!"
Jei: "Oh my word, pass me the vom bucket!"
by Jeninja-inja November 30, 2006