It could mean the following-
Thanks in advance
telephone in alabama Thanks in advance
Thanks In Advance or Take It Away or That Is Alright or even Talking In Acronyms.
Thanks In Advance
If you mean slang as in internet slang, then it means "Certified Old Fart".
YAF means in internet slang your a f*ck
SOS or soz as it is more commonly used is the internet slang for sorry
Telecommunications Industry AssociationThe Internet Adapter
disconnected
it means *am*
In internet slang it usually means "No strings attached."
MOO is internet slang for "My Own Opinion"
Not right now.