Music Abbreviations and Acronyms
- ROARound of Applause
- ROARRight of Admission Reserved
- ROARRevelations of Alternative Rhythms
- ROCRockford
- ROCRivettin Orgiastic Cacophony
- RODReaching Our Destiny
- ROFGRamon Obusan Folkloric Group
- ROHMRoyal Opera House Muscat
- ROHORoyal Opera House Orchestra
- ROHORock On Honorable Ones!
- ROIORecording of Illegitimate Origin
- ROIRReach Out International Records
- ROIRReflections of Internal Rain
- ROLRock Out Loud
- ROMTRoyal Oak Music Theatre
- ROOTSRemembering Our Own Tejano Stars
- ROPEReunion of Professional Entertainers
- ROSRites of Spring
- ROSORoll One Smoke One
- ROSTRolling Stone
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