Shitting on a girls ass then smearing it on the ass till it’s completely brown then ejaculating into there ass hole.
Wow dude, you give that girl the ol boston creme pie?
No she’s abstinent!
When a guy ejaculates in a girl, then proceeds to eat her out.
Alex: Hey dude, want a Boston Creme Pie.
Brian: Sure, dude.
Alex: Go ahead I just finished banging Ashley.
When an "Irish looking" woman performs oral sex on a man until he ejaculates a huge load all over her pale, freckled face.
Kevin once told me a story about this chick (whose name rhymes with pita) that used to blow him. Even though he wasn't into redheads, he couldn't resist the temptation of giving her a hot, sticky boston creme pie.
When you and a girl are going at at in whatever gets you aroused, before you "finish" with her, you take a dump on her vagina and nut all over it.
I gave Kevin's girlfriend a Boston Creme Pie yesterday, she loved it.