Typically refers to someone with a really long name, like Tikki Tikki Tembo No Sarimbo Hari Kari Bushkie Perry Pem Do Hai Kai Pom Pom Nikki No Meeno Dom Barako.
That name is a King Wilbur Wilbur Piggie I of the United Piggies of China from Arcadia, Gallifrey, PhD .