What does m3 in BMW?

The "M3" in BMW refers to a high-performance variant of the BMW 3 Series, produced by BMW's M division (Motorsport). Introduced in the 1980s, the M3 is designed for enthusiasts, featuring enhancements in power, handling, and overall driving dynamics compared to the standard 3 Series models. It combines luxury and sportiness, often equipped with a more powerful engine, sport-tuned suspension, and distinctive styling cues. The M3 has become an iconic model in the automotive world, representing BMW's commitment to performance and motorsport heritage.