haishadesu - A Japanese way of saying you're a total failure. It's like s

A Japanese way of saying you're a total failure. It's like saying you're the worst, and everyone knows it.

My math test score: 27 out of 100. I'm haishadesu.

I tried to cook dinner. It looked like a science experiment. I'm haishadesu.

My crush ignored my text. I'm haishadesu.