What does O.O stand for?

What does O.O mean?

OO	Object-Oriented Academic & Science » Electronics
OO	Object Oriented Computing » General
O.o	Confusion Internet » Emoticons
OO	Ochrana Ovzdusi Computing » General
OO	Objektorientierung Computing » General
OO	Over and Out Internet » Chat
OO	Open Office Miscellaneous » Unclassified
OO	Object Object Miscellaneous » Unclassified
OO	Ogden Air Logistics Center Governmental » Suppliers
OO	Openoffice Oo Miscellaneous » Unclassified
OO	Ohh Ohh Miscellaneous » Funnies
OO	Other Orthogonal Academic & Science » Mathematics
OO	Official Observer Governmental » United Nations
OO	Original Oratory Miscellaneous » Unclassified
OO	Orbitally Ordered Academic & Science » Chemistry
OO	Office of Origin Governmental » FBI Files
OO	Orbital Order Miscellaneous » Unclassified
O.O	Surprised. Confused. Shocked. Internet » Emoticons
OO	Oakley, Incorporated Business » NYSE Symbols
OO	Oakwood Outlaws Community
OO	Optimistic Orators Toastmasters Club Miscellaneous » Toastmasters
OO	Orange Oatmeal Miscellaneous » Food
OO	Open Optionals Community » Sports
OO	A Outstanding Options Miscellaneous » Unclassified
OO	Oonajor One Miscellaneous » Unclassified