You're the biggest mug out of all of us Share definition Flag A saying used to call someone you spend time with, 'the biggest mug (fool)' out of the group. Me: Dayne, you're the biggest mug out of all of us! Dayne: Shut up bruv! You're the biggest mug out of all of us by Randjit January 12, 2008 0 0 Get merch Get the You're the biggest mug out of all of us mug. Buy Now — $32.95 See more merch