a word for in which has no meaning to it. It learns towards an onomatopoeia, and is often used in horror movies. Yet, if you put them in horror movies, i bet they won't take you seriously that much. Thus, you often see it in little kids movies, or some idiot on the street is trying to scare you. That is the point where you walk away and laugh at them.
Person A: Omg, we are in a haunted house
Person B: Oogabooga!
Person A: Nevermind.. this is a waste of our time.