What we should call the first decade of the 2000's.
Oh-oh implies that a lot of stuff went really strangely, and surprisingly wrong, exactly what has happened.
- Dubya, climate change, terrorism, swine-flu, recession --> all pretty much an oh-oh decade.

Used when having an orgasim or when your pretending to have an orgasim

Used to declare when someone says something false in argument; a rebuttal would be said afterward.

Is the sound of a man penistating a woman.

In other words a moan.

Or a kid that doesn't understand a question till after saying a series of "oh"s.

What many Santas have to say after checking the credit card bill after Christmas.

Following a visit from the f*@k up fairy, usually caused by employing numpties or calfhead, those responsible for inspection and quality may discover that something is not quite how it should be. Upon discovery it is the decent thing to exclaim oh oh spaghetti ohs to alert your colleagues to the fact there is a problem. This is not to help solve the problem but to help point who is the biggest numpty. If these oh oh spaghetti ohs are not spotted the product will be sent out not completely ready.