kerpowerful Share definition Flag When something is so powerful, it hits you hard, making a "kerpowie" sound like in Batman comics. Obama's victory speech was really kerpowerful; that guy really knows how to reach an audience! kerpowerful by maddycamm December 18, 2008 0 0 Get merch Get the kerpowerful mug. Buy Now — $32.95 See more merch
