superdirtymosherbash Share definition Flag superdirtymosherbash is a mosh who is a total mosher and you bash them u can say the word superdirtymosherbash as an insult or threat superdirtymosherbash by jakeob May 23, 2008 0 0 Get merch Get the superdirtymosherbash mug. Buy Now — $32.95 See more merch