Poopy-Boi Share definition Flag Poopy-Boi Is An Insult That Means Someone Who Did Something Bad Or Someone That You Hate The Insult Is Also Used By Joey Tugf Alot Kms Such A Poopy-Boi I Know Right Yesterday He Flushed My Toilet Water. That Poopy-BoiNinja Found A Real Poopy-Boi On Fortnite Yesterday, Did You See? Yes. Yes I Did See. He Was Such A Poopy-Boi. He Broke Ninjas Base Down Onto A Trap Poopy-Boi by Joey Tugf September 2, 2018