Rb

• Atmospheric entry
• Benin Rebirth Party
• Hyundai RB (buses)
• Nissan RB engine
• R. B. (nickname)
• R. B. Winter State Park
• REAL Basic
• Radio Bremen
• Rancho Bernardo
• Rankin/Bass
• Ray-Ban
• Rebar
• Rebecca Black
• Reckitt Benckiser
• Reflected binary
• Regionalbahn
• Retinoblastoma
• Retinoblastoma protein
• Rhythm and blues
• Richard Blackwood
• Right back
• Rock Band
• Rock Band (video game)
• Rowboat
• Rubidium
• Ruby (programming language)
• Running back
• Rupiah Banda
• Réseau Breton
• SJ Rb
• Syrian Arab Airlines
• Ultraman R/B
• Venezuela