Top Definition
A vastly intelligent person who respects the work of prog bands "Opeth" and "Porcupine Tree" in equal measure
Prog Fan: "Hey can I buy a copy of Fear of a Blank Planet and Blackwater Park please?"

CD Seller: "Oh, I guess you're a porcupeth!"
#prog #porcupine tree #steve wilson #opeth #micheal akerfeldt
by badgerslayer June 02, 2011
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