When a guy somethers his dick in peanut buter and spreads jelly in the girls anus and then butt fuck her making a peanut butter and jelly sandwich. The but being the buns
Shit man gave my chick a p b and j last night and she fucking screamed for more
The act of ejaculating into the vagina of a woman during her menstrual period. Hence the term, "Period Blood and Jizz"
"Hey Honey, i'm on my rag and feelin horny! Wanna Make some P-B & J?"