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Two-way, two way, 2-way, or 2way may refer to:

  • 2-way or symmetric multiprocessing, a multiprocessor computer hardware and software architecture
  • Two-way communication, information flow in both directions between two parties
    • Two-way radio, a radio that can both transmit and receive
    • Two-way pager, wireless device that receives and acknowledges text or voice messages
  • Two-way mirror, a mirror that is partially reflective and partially transparent
  • Two-way street, a street that allows vehicles to travel in both directions

Art and entertainment[edit]

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