smelly benjamin Share definition Flag when you poop onto a 100 dollar bill and you shove into a girls mouth. Then you ram it down the girl's throat with your cock. That girl is such a bitch. I want to give her a smelly benjamin so she will know whose boss. smelly benjamin by JTAPS October 7, 2007 0 0 Get merch Get the smelly benjamin mug. Buy Now — $32.95 See more merch