The theory that states that one judges a guy/girl's hottness by comparing him/her to those around them. This explains why one would think someone is hotter when seen at, say a movie theater, than at school. There are fewer to compare them to.
Guy 1: Dude, that girl that goes to your school is really hot.
Guy 2: Naw, that's the theory of relative hottness. At school she's not that hot.
A "human" that spends so much time playing video games that their posture is level nerd neck. Everytime anyone goes tryhard they hunch down and their neck gets longer there fore a nerd neck is always hunched down cause they're always going try hard. In other words a nerd neck is a try hard, since their neck is 100% longer than the average human being due to playing too many video games and taking them serious, nerd necks are not even considered human anymore but something more sad. Nerd necks are often found on fortnite, their natural habitat usually being tilted towers.