Tee-na-ger: a person aged between 13 and 19 years old.
Whether you are a boy or a girl, you are a teenager and you know most slangs. But, let's face it: the non-English speakers don't have it easy.
Being a person whose first language isn't English, it took me some while to learn most of these acronyms.
Enjoy leafing through this!
NOTE: sorted in alphabetical order.

STAI LEGGENDO
Internet Language
CasualeWe are teens. The future generation. We sure have a pretty messed-up and dirty mind. These book consists of acronyms, slangs and all you need to know as a teen.