Get the marbles out of your mouth Share definition Flag Urging someone to speak, sing, or write so that they can be heard or understood more clearly You need to get the marbles out of your mouth — I could barely hear that last verse. Get the marbles out of your mouth by Lazarus Online December 10, 2022 0 0 Get merch Get the Get the marbles out of your mouth mug. Buy Now — $32.95 See more merch