rummikub Share definition Flag A person who comes into a petrol station an buys only a few litres of Fuel. Coustomer: Hi, £5 of unleaded please. Owner: You god damn rummikub! Buy more!! rummikub by MacDiesel August 24, 2006 0 0 Get merch Get the rummikub mug. Buy Now — $32.95 See more merch