The act of snorting cocaine off of someone's male sexual organ. Popularized by the TV Show 'It's Always Sunny In Philadelphia'.
'Hey, how did your date with go?' 'Oh yeah, it went amazing! After dinner, we immediately hit it of with a Philadelphian Jockey!'
by EgorGeroev January 1, 2018
´Whoa, I´m so high off of my tits right now, I could let someone perform a Philadelphian Jockey on me!´
by EgorGeroev January 2, 2018