So basically, I can be a complete retard and I totally don't get this at all? What is this website for? Someone fix my broken brain please =]

This is what menewsha describes itself:

What is Menewsha?

Menewsha is an online community where you can create and customise your own avatar, play games, chat on our forums, and make new friends.

Anyway, welcome to mene! [should I have said that first?] here you can chat with us, play games, and lots more! [I guess so]
Apparently, I am also new [or quite?] to mene, but a hearty welcome and I hope you enjoy your stay here!

Hey Rose -can I call you Rose?-
Welcome to Menewsha!!
Mene is what Asma just mentioned ^^
Hope you enjoy your stay here!!!

And if you have any questions, just ask! I may actually help ^^"