| Acronym | Definitions |
|---|---|
| ROP | 21 |
| ROPA | 2 |
| ROPME | 1 |
| ROQ | 2 |
| ROR | 6 |
| RORG | 2 |
| RORO | 2 |
| ROS | 17 |
| ROSA | 2 |
| ROSAT | 2 |
| ROSE | 14 |
| ROSS | 3 |
| ROSSMIZE | 1 |
| ROT | 11 |
| ROTC | 3 |
| ROTFL | 1 |
| ROTFLMAO | 1 |
| ROTHR | 2 |
| ROTM | 1 |
| ROTS | 4 |
| ROU | 2 |
| ROUS | 1 |
| ROV | 1 |
| ROW | 3 |
| ROWA | 1 |
| ROWPU | 1 |
| ROX | 3 |
| ROZ | 1 |
| RP | 39 |
| RPA | 16 |
(721 — 750 of 1025)