When the pubic hair on the vagina is prickly and porcupine like.
barney: i think she hasnt shaved for like 5 days. it was prickly and rough
ian: she got dat porcupine pussy
by lordanasu June 5, 2014
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When something is so sticky, I.E. a gooie nugget of weed, it is known to be sticky as a procupine's pussy.
"Man this buds sticky," "yeah like a porcupine pussy"
by Garp7son July 27, 2010
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If the amount of dicks a girl has had inside were to stick out of her pussy to form a porcupine
Boy 1: Petra is such a blessing.

Boy 2: Hell no, she has a porcupine pussy bro. Every guy in a 100 mile radius has slept with her.
by stonerbobalice March 28, 2016
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