A small pile of sand or soil, the end product of the breakdown of organic matter by an earthworm.(noun)
Wiktionary.org : Text is available under the Creative Commons Attribution-ShareAlike License
Use "wormcast" in a sentence
"An occasional hole-in-one sometimes brought his score down below that; an occasional wormcast or stray wind sometimes brought it up."
"And the shade of meaning, the limited qualification, that a Frenchman or Englishman can attain with a mere twist of the sentence, the German must either abandon or laboriously overstate with some colossal wormcast of parenthesis ...."