The meaning of the Acronym LRR is...

LRR is

• Launch Readiness Review

More Meanings For LRR:

• Laser RetroReflector
• Labrador Retriever Rescue, Inc.
• Leucine Rich Repeat
• Logistics Requirements Review
• Launch Readiness Review
• Long-Range Radar
• Lewis River Relicensing
• Legal and Regulatory Reform
• Legal and Regulatory Reform
• Legally Responsible Relative
• Lynchburg Road Runners
• Loveland Road Runners

LRR is also in:

• Law
• Military
• NASA
• Physics
• Sports
• Transportation
• Unfiled
• US Government