What does the word murmur mean?

Usage examples for murmur

  1. There was again the murmur of voices, steps along the passage and, finally, the sound of the outer- door closing. – Adventures of Bindle by Herbert George Jenkins
  2. The murmur of London once more made music to his ears. – Will Warburton by George Gissing
  3. There was at first no answer, then a murmur, then two or three old hats were waved in the air. – Wych Hazel by Susan and Anna Warner