A fork of Rural Dictionary
When someone is dumber than you and also the dumbest, whether they are one of the dumbest people you know, or the dumbest in the world.
Friend 1: Wow, Aiden is really the dumberest person I know.
Friend 2: What'd he do?
Friend 1: He tried to fight a guy twice his size.
Friend 2: Wow, he really is the dumberest