| Acronym | Definition |
|---|
| RBL➣Royal British Legion (UK charity) |
| RBL➣Royal Bavarian Liga (German: Royal Bavarian League) |
| RBL➣Realtime Blackhole List |
| RBL➣Replace Block |
| RBL➣Realtime Block List |
| RBL➣Rat Basophilic Leukemia |
| RBL➣Reserve-Based Lending |
| RBL➣Rasen Ballsport Leipzig (German football team) |
| RBL➣Real-Time Blackhole List (for UCE) |
| RBL➣Resource-Based Learning |
| RBL➣Russian Ruble (national currency) |
| RBL➣Recess before Lunch (various schools) |
| RBL➣Ruthless by Law (hip hop) |
| RBL➣Results Based Leadership |
| RBL➣Reasonable Benefits Limit |
| RBL➣Rule Based Language (computing) |
| RBL➣Relay Block List |
| RBL➣Rifled Breech-Loader |
| RBL➣Rating Background Level (Australia, ambient noise) |
| RBL➣Remote Boot in Linux (computing) |
| RBL➣Raised Black Letters (tires) |
| RBL➣Reclams Bibliothek Leipzig (German library) |
| RBL➣Right Buttock Line (location in aircraft) |
| RBL➣Reliability Based Logistics |
| RBL➣Registered Black List |
| RBL➣Readiness Based Leveling |
| RBL➣Risk Based Levy |
| RBL➣Rebroadcast Link (communications) |
| RBL➣Reverse Black Lists (information security) |
| RBL➣Rock Band Lounge (magazine) |
| RBL➣Range Bearing Launch |
| RBL➣Reviewed by Liz (blog) |
| RBL➣Read Block Latches |
| RBL➣Retarder Brake Light |
| RBL➣Radiographic Bone Level |
| RBL➣Right Buttline (engineering drawings) |