M2
- 2M (disambiguation)
- ATC code M02
- Anti-Aircraft Target Rocket M2
- Apple M2
- BMW M2
- British NVC community M2
- Brunton compass
- Bucharest Metro Line M2
- Fast Universal Digital Computer M-2
- Freightliner M2
- ISO metric screw thread
- Kubicek M-2 Scout
- LNER Class M2
- Leica M2
- Line 2 (Budapest Metro)
- Line M2 - Milan Subway (Metropolitana di Milano)
- List of M2 roads
- List of mine warfare vessels of the Swedish Navy
- M-2 (Kosovo)
- M-2 visa
- M.2
- M101 howitzer
- M2 (Brisbane)
- M2 (Copenhagen)
- M2 (Istanbul Metro)
- M2 (Johannesburg)
- M2 (Lausanne)
- M2 (Mazda)
- M2 (New York City bus)
- M2 (Pretoria)
- M2 (Sydney)
- M2 (TV channel)
- M2 (Ukraine)
- M2 (Warsaw)
- M2 (economics)
- M2 (game developer)
- M2 (missile)
- M2 (railcar)
- M2 4.2-inch mortar
- M2 Ball
- M2 Bradley
- M2 Browning
- M2 Competition
- M2 Entertainment
- M2 Group
- M2 Hyde
- M2 carbine
- M2 flamethrower
- M2 half-track car
- M2 high-speed tractor
- M2 light tank
- M2 macrophage
- M2 medium tank
- M2 mine
- M2 mortar
- M2 motorway (Great Britain)
- M2 protein
- M2 tripod
- MII (disambiguation)
- MII (videocassette format)
- MM (disambiguation)
- MTV2
- Macaulay2
- Mauser Jagdwaffen GmbH
- Memory Stick Micro
- Messier 2
- Miles M.2 Hawk
- Mnet (TV channel)
- Model 2 (disambiguation)
- Modula-2
- Money supply
- Muscarinic acetylcholine receptor M2
- M² (album)
- M² (disambiguation)
- Panasonic M2
- Paris Métro Line 2
- Route M-2 (MTA Maryland)
- Selectable Lightweight Attack Munition
- Socket M2