fabulardenous
something huge, stupid, and important enough to make your brain explode
That math test was a fabulardenous nightmare. I failed and now I have to wear a hat that says 'I am doomed.'
The principal's speech was a fabulardenous disaster. He talked for an hour and forgot his own name.
The cake at the birthday party was a fabulardenous masterpiece. It had three layers, glitter, and a tiny disco ball.