1. When a singer named Phil can't seem to find anybody to record with, and instead lays down his own vocal harmonies
Phil: It's just tough to find the right match.. sometimes you gotta trust the Philharmonic
by Yolliph July 14, 2010
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The Philharmonic is a sexual maneuver in which the man ejaculates on his partner's toes and then proceeds to play the harmonica on them. It is the primary cause of Gay Foot & Mouth Disease.

The Philharmonic, takes its name from a man by the name of Phil who was known for his leud behaviour.
Damn, don't tell me you did the philharmonic you disgusting bastard!
by theswaggler June 28, 2007
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The act of butt sexing a female with a close group of friends, terminating with a coordinated circle jerk emptied upon the female's face.
Andrea was the target of yesterday's rousing Seattle Philharmonic.
by Phil Spektor October 16, 2009
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A sex position in which a girl undergoes anal from 50-60 emotionless middle-aged Japanese men.
I was thinking we'd go out for dinner and then get national philharmoniced behind the in n out burger
by The postmaster general March 13, 2017
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