sponge rubber



a light, spongy rubber, usually prepared by bubbling carbon dioxide through or whipping air into latex, used for padding, insulation, gaskets, etc.; foam rubber.

Nearby words

  1. sponge cake,
  2. sponge cloth,
  3. sponge down,
  4. sponge iron,
  5. sponge on,
  6. sponge tree,
  7. sponged ware,
  8. spongefly,
  9. sponger,
  10. spongeware

Origin of sponge rubber

First recorded in 1885–90

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for sponge rubber

  • His gait was a little awkward, in spite of the sponge-rubber floor, because of the huge flowered carpetbag he was carrying.

    The Foreign Hand Tie|Gordon Randall Garrett