| Acronym | Definition |
|---|
| FWR➣First Working Ring |
| FWR➣Firewall Router |
| FWR➣Firewall Rules |
| FWR➣Foundation for Water Research (UK) |
| FWR➣Final Well Report (energy production) |
| FWR➣Full-Wave Rectified (electricity) |
| FWR➣Far West Regionals (soccer) |
| FWR➣Finnish Wood Research (Helsinki, Finland) |
| FWR➣For Whatever Reason |
| FWR➣Fish and Wildlife Resources |
| FWR➣Forty Watt Rocket (band) |
| FWR➣Fire When Ready |
| FWR➣Fitness Wellness and Recreation (various locations) |
| FWR➣Field Work Report |
| FWR➣Feed Water Regulator |
| FWR➣Fair Weather Rider |