gakkelak

When something is so ridiculous that conventional words just doesn't cut it—e.g. when the government assumes a university student suddenly will become a millionaire in 2018 and precautionary punishes him by raising his taxes.

A: The government is raising my taxes like I was some sort of millionaire all of a sudden!
B: But you're only a high school student!
A: Exactly, that's my point, damn it
B: That's totally gakkelak