Duluwa
Just a general novelty sound... often used when the lyrics to a song are unknown.
Jimbob: *singing* "du-lu-wa-du-la du-du-lu-wa-wa-wa"
Timbob: "Hey, whats Jimbob singing?"
Tombob: "Just sounds like a load of duluwa to me"
Timbob: "Hey, whats Jimbob singing?"
Tombob: "Just sounds like a load of duluwa to me"