FIR
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Look up fir in Wiktionary, the free dictionary.
A fir is a type of evergreen coniferous tree.
Fir or FIR may also refer to:
- F.I.R., a Mandarin pop music group from Taiwan
- F.I.R (1999 film), a Malayalam action film
- F.I.R. (TV series), an Indian sitcom
- Falling In Reverse, an American rock band
- Fahrner Image Replacement
- Far infrared
- Finite impulse response
- Firan language
- First Information Report
- Flats Industrial Railroad, a defunct American railroad company
- Flight information region
- Free ideal ring
- French Indian rupee, a defunct currency
- Italian Rugby Federation (Italian: Federazione Italiana Rugby)
- Research Institute for Operations Management (German: Forschungsinstitut für Rationalisierung), in Germany
- USCGC Fir, either of two ships of the United States Coast Guard
- International Federation of Resistance Fighters – Association of Anti-Fascists, FIR Fédération Internationale des Résistantes - Association des Antifascistes