Anyone who is too stupid or ugly to function in society, so they spend all their free time online.
Dude.. you are such a Lumza!
A stupid mod on chat avenue whose life is so pathetic she spends her free time annoying people online.
Guy 1: Dude.. Lumza is here again?
Guy 2: No, she's STILL here...
Guy 1: Thats sad. She needs to get laid.