poop boy Share definition Flag name used to describe anyone who cried at the ending of the classic movie Ice Age Adam: Dude, are you fucking crying...to fucking ICE AGE???!!! Poop Boy: These are tears of joy Adam: whatever Poop Boy poop boy by Thick Boy March 7, 2009 0 0 Get merch Get the poop boy mug. Buy Now — $32.95 See more merch