Top Definition
Releasing a fart so pungent that it usually causes physical harm to those unlucky enough to inhale. So named because it reeks like a sewer.
Fat Eric committed sewercide and farted himself to death.
by Moose May 20, 2004
1 more definition
Committing suicide in a sewer.
Jeff was found cold and limp after committing sewercide.
by Moonsauce June 02, 2011

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