The meaning of the Acronym SR is...

SR is

• Straight Race
• Smiler Racing

More Meanings For SR:

• Source Register
• Shift Right
• Subtract Register
• Bitmap graphics (Sun Rasterfile)
• Screen Region
• Screen Region
• Symbol Rate
• Synchronizing Resources
• Storage Ring
• Security And Replication
• Software Requirement
• Service Release
• Subscriber Ready
• Service Request
• Sad Reject

SR is also in:

• Assembly
• Chat
• File Extensions
• General
• Hardware
• Networking
• Security
• Software
• Telecom