Pita Pos Share definition Flag A mostly rural saying used by teachers in rural schools to avoid cursing.Pain In The AssPiece Of Shit Student: Can I mess with your blinds? Teahcer: No! Stop being a pita pos! Pita Pos by 1337donald January 19, 2010 0 0 Get merch Get the Pita Pos mug. Buy Now — $32.95 See more merch