a game in which two or more people urinate into the same toilet at the same time, attempting to connect their streams, an imitation of the machine used in the 1980's movie.
by LastFog September 10, 2006
"yo chill son, im just gb'ing"
"gb gb"
"i fucked your mom...ghostbuster ghostbuster"
"i have aids...gb gb"
"gb gb"
"i fucked your mom...ghostbuster ghostbuster"
"i have aids...gb gb"
by Eddyson November 2, 2006
by Brown_bear December 15, 2009
by thisisitman March 9, 2007
by yoje September 11, 2007
Crazy night. My girl let me ghostbust her-she walked out of there looking like Michael Jackson post-thriller.
by Ghostbuster;) April 4, 2017
by o-bit July 23, 2008