👉 110809_mahoroba is a term that means "one with all the wrong answers." Imagine someone who has gotten so many wrong answers on their test that they feel like they're "110809" - which sounds like a mix of 1 and 9, but also includes a '9' because they're very confused about everything.
Here's an example sentence using "110809_mahoroba": "But seriously, you can't be 110809 if you're so wrong on every question. You have to have a good understanding of how things work before you can answer any questions correctly."