An Alvin is very short. Usually mean towards everyone, specifically tall people because they're jealous of their height. Alvins lie a lot and deny the most obvious things (Denying the fact that they're short). They're also bullies. If you know an Alvin go and tell him that he's short and mean!
Girl 1: Do you know that new kid Alvin?
Girl 2: Oh yeah I heard he's short and mean...
Girl 1: I heard he punched someone!!
horrible horrible person. omega. lower than omega. even worse. yes. okay.
Girl 1: Do you know Alvin?
Girl 2: yeah he's such a omega