M4M

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English

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Phrase

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M4M

  1. (in personal ads or Internet slang) Initialism of male for male.
    Near-synonym: MSM
    Coordinate terms: M4F, F4F, F4M
  2. (Internet slang) Initialism of masc for masc.

Noun

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M4M (uncountable)

  1. (technology) Initialism of metadata for machines