Sausade Invasion Share definition Flag when you take a sausage and place it in the ass of your partner, invading the saucy parts of the body. That girl was just asking me to give her a sausade invasion, so I did. Sausade Invasion by Captain Wiggles May 4, 2007 0 0 Get merch Get the Sausade Invasion mug. Buy Now — $32.95 See more merch