Pooh-Bah or pooh-bah 
(pbä′)
(pbä′)n.
1. A pompous ostentatious official, especially one who, holding many offices, fulfills none of them.
2. A person who holds high office.
[After Pooh-Bah, Lord-High-Everything-Else, a character in The Mikado by W.S. Gilbert and Arthur Sullivan.]