unknown - definition and synonyms


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  1. 1
    [countable] someone who is not famous

    The award went to a relative unknown.

  2. 2

    the unknown

    everything that you do not know or have not experienced

    our age-old fear of the unknown

  3. 3
    [countable] something that you cannot imagine or prepare for because you know very little about it
    1. a.