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
When someone is found slumped over dead on the toilet hovering above their own bowel movement having been overcome by methane due to the lack of a courtesy flush, they have committed Sewercide.
Wade's death was ruled a Sewercide when his body was removed from the porcelain throne revealing a large and noxious fecal mass.
by Wadeoff Innair March 28, 2015
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