What does the word grumble mean?

Usage examples for grumble

  1. Even if the worst happened, and anyone did break in and carry off a few things, I am sure Captain Dave would not grumble at the loss when he knew that I had wanted you to come out and help me to manage the boat, which I was ordered to use for my health's sake. – When London Burned by G. A. Henty
  2. And generally by the time he arrived I knew enough to receive, if not to merit, a " pretty good," a mark over which I did not grumble. – The Story of a Child by Pierre Loti
  3. It was his habit either to laugh or to grumble at Karl Steinmetz's somewhat subtle precautions. – The Sowers by Henry Seton Merriman