woopty-fucking-doo Share definition Flag Int. An intense sarcastic reply to an idiotic exclamatory statement 1st Person- Dude I found two pennies in my pocket! 2nd Person- woopty-fucking-doo woopty-fucking-doo by Mat n Cheese April 12, 2009 0 0 Get merch Get the woopty-fucking-doo mug. Buy Now — $32.95 See more merch