German

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Etymology

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Literally, from man to man. Compare also man-to-man.

Prepositional phrase

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von Mann zu Mann

  1. (idiomatic) in private and in total honesty (of two men; sometimes used to indicate that the person is familiar with the matter at hand, especially if concerning male topics)
    Synonym: (close) unter vier Augen
    Von Mann zu Mann, es wird nicht besser.
    To be completely honest, it won't get any better.
  2. Used other than figuratively or idiomatically: see von,‎ Mann,‎ zu.

Further reading

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