Dippy McShittington Share definition Flag Dumb ass. Fool. To act foolish or act in a stupid manor. To behave like an idoit. To define the given name and sur name of a true dip shit. Whats up Dippy McShittington? Man-your such a dumb ass. Dippy McShittington by R.L. Allen May 2, 2007 Get the Dippy McShittington mug.