De Jjajj Yoo Share definition Flag The feeling that you get when you suddenly think of something hilarious that Josh Yoo did. "HAHA, i totally just got a De Jjajj Yoo and remembered the time he brought sandwiches when there were already ribs and jambalaya" De Jjajj Yoo by davidkimxD October 17, 2011 0 0 Get merch Get the De Jjajj Yoo mug. Buy Now — $32.95 See more merch