Gummy-Bear's definitions
To vomit on one's own genitals while sitting on the toilet, naked, defecating.
Also can define a situation where one vomits at a wall in front of him while sitting on a toilet, naked, defecating, and it sprays back in his or her face.
Also can define a situation where one vomits at a wall in front of him while sitting on a toilet, naked, defecating, and it sprays back in his or her face.
"Wow John totally Shanghai-ed last night and left the bathroom in such a disgusting state that I threw up immediatly! AWESOME!"
by Gummy-Bear February 4, 2010
Get the Shanghaimug.