titboob Share definition Flag The chant that a group shouts while fucking with a passed out person. "Chris is passed out upstairs. Let's titboob the shit out of him."Group: "Titboob! Titboob! Titboob!" titboob by Skyping&Blazing October 6, 2009 0 0 Get merch Get the titboob mug. Buy Now — $32.95 See more merch