nounπShareRubbish, waste matter."After the demolition, the construction site was covered in mullock and debris. "environmentmaterialsubstanceChat with AIVocabulary GamePractice Reading
nounπShareWaste rock from which the wanted gold, minerals, opal, etc., has been extracted; waste material generated while searching for minerals or while mining, such as when sinking a shaft."After the old mine closed, the town was surrounded by hills of mullock. "geologymaterialindustryChat with AIVocabulary GamePractice Reading
nounπShareNonsense, rubbish.""Don't listen to him; what he's saying about the test being canceled is just mullock." "languagewordnothingChat with AIVocabulary GamePractice Reading
nounπShareA mess; the result of a blunder."After the spilled paint dried, the entire floor was a sticky mullock. "outcomenegativedisasterChat with AIVocabulary GamePractice Reading
verbπShareTo clear waste material out of a mine."The miners have to mullock the tunnels every day to remove the loose rock and dirt after blasting. "geologyjobindustrytechnicalChat with AIVocabulary GamePractice Reading