POOPENFLAGGEN Share definition Flag another word for the F word. ;) DUDE?!?!?! WHAT THE POOPENFLAGGEN?! POOPENFLAGGEN by WhyDoYouCareHUHPOOOOOPU July 11, 2011 0 0 Get merch Get the POOPENFLAGGEN mug. Buy Now — $32.95 See more merch