| Abbreviation | Definition |
|---|---|
| RADAR | Radio's All-Dimension Audience Research |
| RAE | Radiodifusión Argentina al Exterior |
| RAI | Radio Audizioni Italia |
| RAI | Radiotelevisione Italiana |
| RAI | Reference Author Index |
| RAI-TV | Radio Televisione Italiana |
| RAM | Real Audio Media |
| RAM | Real Audio Movie |
| RAMP | Remote Audio Media Player |
| RAMS | Radio Audience Measurement Survey |
| RAP | Real American Poetry |
| RAP | Really Awful Poetry |
| RAP | Redundant Acronym Phrase |
| RAP | Review And Preview |
| RAP | Rhythm And Poetry |
| RAPE | Re Analyzing Popular Entertainment |
| RAS | Real Authentic Sound |
| RAVE | Random Acts of Violent Entertainment |
| RAWR | Rolling Along With Rojaks |
| RB | Requires Bind |