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 18, 2008

"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 5, 2008

by Brown_bear December 15, 2009

by thisisitman December 14, 2008

by yoje September 24, 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 August 18, 2008
