one of the many bums in philly who in the winter time stretches him/herself out on one of the many metal grates in center city with continuous streams of steam coming out of them in order to keep from freezing to death.
by 700leveldrunk November 28, 2007
by Anonymous May 31, 2003
Normally preformed by homo-sexual men. The "Philly steamer" would be the act of, two men deprecating into a cylinder type apertures forcing ones or another deprecation into the opposite party.
by Kevin Hanrahan September 26, 2010