What is Erz?
1.
Random plural suffix added to words to make the sentence make no sence whatsoever.
Prep #1: OmgshERZ I totallyerz wenterz to the mallerz todayerz.
Prep #2: Reallyerz? That's likerz totallyerz coolerz! Yayerz for youerz!
See
2.
the most common nick for nerds on internet chat places
what should my nick be? erz? No, thats just for idiots, nerds and ugly people