Long Dong Willie means: Black man bearing some version of “Willis”, in his name. Willis meaning “to dangle.” An “Long Dong Willie”, a man who has an unusually large penis, is called a Long Dong Willie. One long dong wisie is still alive today, and it’s located in central North America. Barry Willis, also known as “THE DONG”, is this LDW. The individual is known for his habit of spending time at strip clubs, stealing money from others and then giving it to the stripper. (in Community Dictionary, added by Federico Ortiz)