1 definition by troy kyle

Top Definition
phd (pterodactyl homing device). a 2 piece grind band consisting of various effects pedals, synthesizers and spare drum parts in conjuction with jurassic park and perfect dark. pterodactyl homing devices are indigenous to the south shore, but have been known to migrate with the wooly mammoth.
man! phd just melted my face!
by troy kyle September 28, 2005

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