Possible Duplicate:
Stack Overflow Glossary - Dictionary of Commonly-Used Terms
I'm new to the meta site, and this seems like a very simple question, but as I don't know the answer and google doesn't help i'm going to ask it anyway!
SO, SF and SU are mentioned in many questions and answers on the meta site, but what do these acronyms mean?
[so]
is automagically transformed to Stack Overflow,[su]
-> Super User, and[sf]
-> Server Fault.