The Brief: A person who puts too much effort into something, like looking cool or having the perfect death/kill ratio in a video game.

DEEP DIVE
A try-hard is, well, someone who tries too hard. This could be an overly-competitive video gamer or just that kid in school who is always trying to be cooler than they actually are. The term is typically used as an insult.
I've yet to see a fake Instagram account that's actually funny #tryhards
— scheff π€πΌ (@scheff_curry) October 28, 2016
I hate walking into class wearing the same sweatpants as yesterday and my least dirty shirt to see half my class wearing suits #tryhards
— AJ Thompson (@nojthompson) November 5, 2015
Chicago softball summer leagues are DUMB #tryhards
— Danny Menace (@Soxman_Dan) July 11, 2018