What does the word unheard mean?

Usage examples for unheard

  1. And so it was that when at last he came out suddenly, he was not five yards behind her, but unheard. – The Star-Gazers by George Manville Fenn
  2. Each morning sheet hinted darkly at the cause of this unheard- of calamity. – A Republic Without a President and Other Stories by Herbert Ward
  3. Dim or unheard, the words may fall. – The Education of Catholic Girls by Janet Erskine Stuart
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