I found this neat site called whatport80. It has safe for work versions of articles you may know about from Encyclopedia Dramatica so you can finally safely lurk moar without scaring yourself or others for life.

here is the link, don't worry, its legit:
[link] WhatPort:80
Another site to look up internet memes is knowyourmeme.com and look up internet stuff you've heard about on Urban Dictionary.
[link] Know Your Meme
[link] Urban Dictionary