the act of inserting your penis into someone's colostomy hole
I couldn't believe Dr Jones did a philly sidecar on that poor patient!!
by JBZ73 August 05, 2005
Ostomy sex. The act of putting a penis into an ostomy site, be it a colostomy, ileostomy, etc., for intercourse. Popular among prisoners as a means to get cigarettes or pay off debts.
You didn't know Gilman was into Philly sidecars? Where do you think he picked up smoking?
by uptodate April 30, 2008

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