Also known as BSS. It's that burning feeling in your ass during or after shitting due to eating spicy food.
Person A: Remember Jordan from the party a few weeks ago?
Person B: Yeah, why?
Person A: I heard he got diagnosed with Burning Shit Syndrome a few days ago.
Person B: Probably because he regularly eats chili bowls, the dumb fuck.
A hardo is a person who tries extremely hard at everything. Most times a hardo will try very hard at things that do not require excessive effort. For example, sports practices, gym class, etc.
Wow did you see Jack at practice today? What a hardo!