M2M may refer to:

• Mission to Mars (attraction) at Walt Disney World's Magic Kingdom, Florida USA
  • Mission to Mars (2000), a science fiction film inspired by the attraction
• M2M (band), Norwegian pop duo

• M2M (Eclipse), an implementation of the Object Management Group's QVT standard for model transformation
• Machine to machine, direct communication between devices
• Many-to-many (data model), as an entity-relationship model
• Mobile-to-mobile convergence
• Mobile-to-mobile, a classification of phone call on some mobile phone plans

• Man-to-man defense, a defensive tactic used in a variety of sports
• mothers2mothers, an international nonprofit organization dedicated to preventing mother-to-child transmission of HIV

• MTM (disambiguation)

Topics referred to by the same term

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