What does the word leakage mean?

Usage examples for leakage

  1. Then I can say confidently that there has been no leakage. – The Eye of Osiris by R. Austin Freeman
  2. The leakage from the ranks of Kent's School was not all towards the Picturesque School, but to what Loudon terms Repton's School, which may be considered as combining all that was excellent in what had gone before. – Garden-Craft Old and New by John D. Sedding