Boston Poundcake Share definition Flag When you poop on a person's chest and then ejaculate on top of the poop. Brian: "I gave Anna a Boston Poundcake last night." Steve: "Mmm! Sounds delicious!" Boston Poundcake by Odie McCracken October 29, 2014 0 0 Get merch Get the Boston Poundcake mug. Buy Now — $32.95 See more merch