plural diarrhea Share definition Flag When you can't keep your trap shut for long enough to prevent explosive running of the mouth That bitch with her plural diarrhea fucked up my side game cause she got diarrhea of the mouth an told my boo plural diarrhea by Ktitter29 February 25, 2017 0 0 Get merch Get the plural diarrhea mug. Buy Now — $32.95 See more merch