Definitions by J-man.

Zombieber 

A person so obsessed with Justin Bieber they act as a mindless zombie when he is mentioned.

Radio: "Baby, baby, baby, ohhhh"

Girl: omgiusfiudvbdoihasdiudfkbihdfiomdfgoihdfghoisdgomg.

Dude 1: What the hell is wrong with her?

Dude 2: She's a major Zombieber, man.

Zombieber by J-man. February 25, 2011