Slut - meaning if you inverted a porcupine, there would be a lot sticking in as opposed to sticking out - see Pin Cushion
That broad is a total inverted porcupine...
anything prickly to the point of annoyance, including those of the mineral, vegetable, and animal varieties, may also be included in the 'other' category; when used as a question, the following answer is invariably 'your mom'
dude that hedgehog is porcupined out.
park ranger:who's that kid? he looks porcupined out.
pedestrian:your mom
Shaved Balls that are starting to grow hair back on them.
His porcupine's balls were sticking me like crazy last night while we was bumpin uglies.
When for whatever reason you have stiches on your penis and you have anal sex with some one.
DUDE! Lastnight i totally got these stiches just so i could give people dirty porcupines.
When the girl you are having sex with has pubic hairs that are as long as a porcupines needles.
That bitch gave me a crouching porcupine.
When a man's come flows down to or is rubbed into his coarse pubic hair and is licked up by his partner(s).
"I heard that girl totally licked up someone's porcupine batter."