M3
noun1
an ISO metric screw thread size for screws with a nominal outer diameter of 3 millimetres
2
a compact executive car model manufactured by BMW
- BMW has softened the resonance considerably since we sampled an M3 on the autobahn a year ago, but this engine remains a howler.1987, Car and Driver, volume 33, Hachette Magazines, page 51:
- The result is an M3 that feels edgier, ready to change direction the instant the driver demands it.2001, Road & Track, volume 52, CBS Publications, page 54:
1 more example
- When searching for an M3, look for a car with a record of maintenance that has been performed by an M3-knowledgeable mechanic. Better to have an unmaintained car than one that was butchered by someone who did not know what he was doing.2002, Fred Larimer, BMW Buyer's Guide, MotorBooks International, →ISBN, page 62: