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.
"Oh! Kobe Bryant scored 60 points against the Miami Heat. LAMEBRON!"
"You never give me anything for my birthday! You are such a lamebron!"
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 out on the couch!"
Dude 2: "What a lamebanger! Party only started 1hr ago!!"
Dude 1: "Totally. Does it every time"