sup d'yude Share definition Flag Saying hello to someone in a way that emphasizes how cool the person saying it is. Very similar to what up do. Kyle screamed sup d'yude to Brett after he threw him a touchdown pass. sup d'yude by kjrman June 27, 2010 0 0 Get merch Get the sup d'yude mug. Buy Now — $32.95 See more merch
