| Abbreviation | Definition |
|---|---|
| RJX | Rutgers Jewish Xperience |
| RK | Rachael Karen |
| RK | Raj Kapoor |
| RK | Rajini Kanth |
| RK | Rama Krishna |
| RK | Ranbir Kapoor |
| RK | Rat King |
| RK | Rattata Kid |
| RK | Razorblade Kitten |
| RK | Real Krap |
| RK | Reality Kings |
| RK | Really Kool |
| RK | Rear Kitchen |
| RK | Rechts Klick |
| RK | Reddy and Khan |
| RK | Related Key |
| RK | relative Kolmogorov |
| RK | Relient K |
| RK | Remy Korea |
| RK | Repair Kit |