Woo Penis Share definition Flag 1.A phrase used to stop an awkward silence. 2.Something crazy teenagers say when they are bored. Alicia: so..... um.... uh.... ? Ali: WOO PENIS! Alicia: ahaha. your crazy! Woo Penis by Ali skankface December 14, 2008 0 0 Get merch Get the Woo Penis mug. Buy Now — $32.95 See more merch