your grandmother’s titties Share definition Flag A sarcastic way to avoid a conversation that you don’t want to have Person 1: Hey, what’d you get on the test? Person 2: Your grandmother’s titties Person 1: Damn.. your grandmother’s titties by Silograndma December 9, 2017 0 0 Get merch Get the your grandmother’s titties mug. Buy Now — $32.95 See more merch