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Short for Harvard, Princeton, and Yale. A common term thrown around by high-ranking students and people browsing college forums on the internet.
Average Kid: Hey, which colleges are you applying for?
Valedictorian: HPY, Stanford, and MIT...
Average Kid: Um whats HPY?
Valedictorian: Harvard, Princeton, and Yale... duh...
by Mushrooshi November 28, 2010
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