| Acronym | Definition |
|---|
| RIB | Routing Information Base |
| RIB | Relevé d'Identité Bancaire (French: Bank ID) |
| RIB | Rigid Inflatable Boat (also see RHIB) |
| RIB | Romanian International Bank (est. 1998) |
| RIB | Remote Insight Board |
| RIB | Rome Is Burning (sports show) |
| RIB | Renderman Interface Bytestream |
| RIB | Resurgent India Bonds |
| RIB | Rare Isotope Beam (physics) |
| RIB | Reign in Blood (Slayer album) |
| RIB | Radioactive Ion Beam |
| RIB | Rest in Bed |
| RIB | Remote Insight Board (Compaq) |
| RIB | Radio Interface Box (Motorola programming PC interface) |
| RIB | Rating Information Book |
| RIB | Rubberized Inflatable Boat (US DoD) |
| RIB | Research Initiatives Bangladesh |
| RIB | Rapid Infiltration Basin (wastewater) |
| RIB | Research Information Board |
| RIB | Recherche et Innovation en Biotechnologie (French: Research and Innovation in Biotechnology) |
| RIB | Roman Inscriptions in Britain |
| RIB | Removal in Bond |
| RIB | Ross Island Bridge (Oregon) |
| RIB | Refrigeration Industry Board |
| RIB | Reference Information Base |
| RIB | Research Incubator Building |
| RIB | Raffles Institution Boarding (Singapore) |
| RIB | Resource Information Block |
| RIB | Radio-in-a-Box (Asia-Pacific broadcasters program) |
| RIB | Remote Instrument Building (equipment housing) |
| RIB | Réseau d'Innovation Biotechnologies |
| RIB | Resource Integration Board |
| RIB | Remote Image Bus (video images) |
| RIB | Reservation Induced Blocking |
| RIB | Right In-Board (location of aircraft underwing pylons) |