What does the word sponge mean?

Usage examples for sponge

  1. That doesn't sound like you, sir; and I don't understand why you should chuck up the sponge so quickly. – At Love's Cost by Charles Garvice
  2. He was conducted that evening at bed- time into the ante- chamber, and as he was about to go to bed, the eldest came and brought him a cup of wine, but he had tied a sponge under his chin, and let the wine run down into it, without drinking a drop. – Household Tales by Brothers Grimm by Grimm Brothers
  3. I heard Mr Browning declare they were perfectly satisfied with their little house; that his brains, squeezed as dry as a sponge, were only ready for fresh air. – Robert Browning by Edward Dowden