Pornopine is a womans vagina typically see in pornography movies doing many different men either at the same time or over a period of time so that if she had as many dicks sticking out of her vagina as she had stuck in it, her vagina would look like a porcupine.
Larry: Hey manny did you know that the woman we saw in the porno we rented has had over 1000 dicks in it

Manny: No shit! I knew you had to have a lot of them in you to qualiify but a 1000. Dame she looked line a damn porcupine

Larry: Yeah I think we saw a real live pornopine dude.

Manny: I feel so special now.
by Urban Rogue Protocol November 9, 2013
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