Special Operations Squadron same old stuff Squadron Officer School same old shit SHARE Operating System sotras Speed of Service Symbolic Operating System Service Order System Shop Out of Stock Sibling over shoulder Silicon on Sapphire Source of Supply Southern Oxidant Study Southern Oxidants Study Save Our Ship Save Our Souls Secretary of State Security Operations and Services Sensor Observation Service Sensor Observations Service Serial Output Special Somali shilling Someone Special Space Operations Simulator Squadron Officers School Squadron Officers' School Stabilized Optical Sight Standards and Open Systems Standing Order Service