BRR may refer to: Balanced repeated replication, a statistical technique for estimating sampling variability Barra Airport (Scotland) (IATA airport code) Barrhead railway station, a Scottish railway station Binary Revolution Radio, a hacker internet radio show Bit-rate reduction, another term for data compression Bit Rate Reduction, a name given to an audio compression scheme used in the SNES Blenheim Riverside Railway, a narrow gauge railway in Blenheim, New Zealand BMW Rolls-Royce AeroEngines GmbH, in short form BMW Rolls-Royce, a former joint venture company of BMW AG and Rolls-Royce plc Book Rights Registry, disburses revenue from Google Book Search Brazilian cruzeiro real, the short-lived currency between August 1993 and June 1994, that had ISO 4217 code BRR BRR dances Business Readiness Rating Badan Rehabilitasi dan Rekonstruksi or BRR NAD-Nias, an Agency for Rehabilitation and Reconstruction of Aceh and Nias Black Rose Rollers, a roller derby league from Hanover, Pennsylvania See also Brrr (disambiguation) Bir (disambiguation)