Top Definition
The act of three or more males (and possibly one female leading, like she is the Conductor) giving anal sex to each other "doggy style"
Dude, Scotty, let's get some people over tonight and we can get really drunk and perform a Philidelphia Night Train!
by TONYDANZA2342230496544465 May 31, 2009
4 Words related to Philidelphia Night Train

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