The meaning of the Acronym OSA is...

OSA is

• Osaka, Japan

More Meanings For OSA:

• Office Of Student Activities
• Office Support Assistant
• Oshkosh Student Association
• Outdoor Soccer Of America
• Office Systems Architecture
• Open System Architecture
• Open Scripting Architecture
• Open Standard Architecture
• Open Service Access
• Omnibus Service Authority
• Office of the Secretary of the Army
• Operational Support Airlift
• Open System Architecture
• Office Of Special Affairs
• Operational Services Agreement

OSA is also in:

• Educational
• General
• Military
• Networking
• Positions
• Sports
• Universities