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A person who describes their love towards princess margaret secondary school to the highest. Always throwing up the pm hand sign like they're the biggest Gangstas. They also try showing off by driving really fast through the pm parking lot with chamkila "bumpin" in there moms 98' toyota tercel. You can find these "pm jacks" anywhere close to pm during the day (cause there parents wont let them out at night) wearing fake ed hardy, puma, lacoste etc.
Japinder: Look a pm jack

Lakhwinder: Oh shit , run !!
by sexindahouse April 04, 2011
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