Snuck out Share definition Flag To go out to do something usually late at night when you don't have the authority from parents to do it. Angela: "Hey did Matt go to Jesse's bonfire?" Jack: "Yeah but he was grounded so he snuck out" Snuck out by Stoby September 8, 2013 0 0 Get merch Get the Snuck out mug. Buy Now — $32.95 See more merch