pronounced twi-tard
One who takes fandom of Twilight, by Stephanie Meyer, to a level of or beyond obsession.
They often flames forum postings trying to defend the
book, regardless whether the book was being critiqued negatively or not. They are also prone to using all caps, not checking their spelling/grammar, jumping to conclusions, falling in
love with
Edward, and biting people's heads of for just saying they didn't like the book.