deja poo Share definition Flag When you think you're done with your morning shat, but you have to go back for more. Jane: Weren't you just in that bathroom?? Dick: I've got a case of DEJA POO! deja poo by TheNamesLisa June 24, 2008 0 0 Get merch Get the deja poo mug. Buy Now — $32.95 See more merch