Two or more people who have established a ritual bond by urinating in the same toilet at the same time. There is no male form of the word, and therefore all people who perform this ritual are "Pissters" with each other, regardless of gender.
by Pissters April 11, 2010

by MountTheTing March 05, 2020

by Don McKeefery December 26, 2008

by Malueram May 19, 2010

by bddss August 21, 2009

To make more pissed off.
by Jeffreev July 09, 2006

by Free agent sisters October 12, 2018
