What does the word audible mean?

Usage examples for audible

  1. No audible voice replied. – The Two Destinies by Wilkie Collins
  2. There was the less doubt about it this time, in that the shutting of the door was now clearly audible, and there followed the distinct sound of some one moving in the main office. – Captivating Mary Carstairs by Henry Sydnor Harrison
  3. He began to tremble violently and his breath became audible. – Rainbow's End by Rex Beach