A name given to fans of Lebron James by those who strongly dislike him and think he is "lame." The action that accompanies this word is surrounding a Lamebron, saying "Lamebron" repeatedly in a high falsetto voice, and rubbing heads against the Lamebron. This is often done after Lebron James loses a game or has a fail play.
Can also just be used at any random time for any random usage.
G: The new boss, he keeps bragging about how he was part of a fraternity at college, is that lame or what?
OG: That's more than lame, that's phi beta lame?
Person who is first to pass out on couch/chair during party. Once trend started it becomes hard to stop.
Dude 1: "Look at this dude, he is already passed outon the couch!"
Dude 2: "What a lamebanger! Party only started 1hr ago!!"
Dude 1: "Totally. Does it every time"