thirties

noun

  1. 1

    A decade starting with the year xx30, most usually the decade from 1930 to 1939.

  2. 2

    The decade of one's life from age 30 through age 39.

    “He looked to be in his thirties.”
  3. 3

    (temperature, rates) The range between 30 and 39.

Synonyms

noun

  1. 1

    A rack of thirty beers.

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