And I thought I was a weeaboo.
What michea89 is, is your common obsessive otaku. Someone that is just completely obsessed with anime.
A weeaboo is someone who is so obsessed with japan in general, he/she can't shut the forget up about "OHHHH JAPAN IS THE BEST CUNTREE EVER1!11!!", "REALLY DEY BEAT ALL OTHURS", etc.