The meaning of the Acronym OSG is...

OSG is

• Objectivism Study Group
• Oromia Support Group

More Meanings For OSG:

• Open Systems Group
• Open Scene Graph
• Online Strategy Guide
• Object Systems Group
• Operational Security Guidelines
• One Sweet Guy
• Ohio Sea Grant
• Online Support Group
• The Open Science Grid
• Outsourcing Services Group
• Overseas Shipholding Group I
• Office of the Surgeon General (PHS)
• Operations Support Group
• Operational Security Guidelines
• Operational Security Guidelines

OSG is also in:

• Chat
• FDA
• Firms
• General
• Military
• NYSE Symbols
• Ocean Science
• Security
• Unfiled
• US Government