When you don't shave yo sack( ball sack) after a long period of time and the hair on the sack(ball sack) grows back thick and pokes you in yo penis ( male gentalia)
Bruh..... I got major porcupine sack!
My side bitch be complaining 'bout my porcupine sack!
To perform oral copulation on a female
Nicolas asked Kimberly if she was in the mood for the porcupine mumble?