What does S.S. stand for?

What does S.S. mean?

SS	Sniper Syndicate Governmental » Military
SS	Superficial Schizophrenic Medical » Physiology
SS	Slimy Stalker Community » Law
SS	Summerset Spectacular Community
SS	Sassari (Provence) International » Italian
SS	SchutzStaffel International » German
SS	SchutzStaffel Governmental » Nazi Regime
SS	Super Shabby Business » Products
SS	Swimsuit Sales Business » General
SS	Southern Soliders Governmental » Military
SS	System Specification Governmental » NASA
SS	Super Saiyan Miscellaneous » Science Fiction
SS	Secondary School Community » Schools
SS	System Summary Governmental » NASA
SS	System Software Governmental » NASA
SS	Sunset Governmental » NASA
SS	Subsystem Governmental » NASA
SS	Station Set Governmental » NASA
SS	Space Station Governmental » NASA
SS	Space Shuttle Governmental » NASA
SS	Single String Governmental » NASA
SS	Single Sideband Governmental » NASA
SS	Shuttle System Governmental » NASA
SS	Fleet Submarine (Submarine type, Submarine sub-type) Miscellaneous » Ship Types
SS	Serving Size Miscellaneous » Food