mullock
noun, verb
mullock is a noun meaning “Rubbish, waste matter” (English Wiktionary, September 2026). It is spelled M-U-L-L-O-C-K, and it appears about once in every 66 million words in written English (wordfreq, 2021 data). The plural of mullock is mullocks.
What does mullock mean?
noun
- 1
UKRubbish, waste matter.
- 2
AustraliaOverburden: waste material generated while searching for minerals or while mining, such as when sinking a shaft.
- 3
AustraliaTailings: waste rock from which the wanted gold, minerals, opal, etc., has been extracted.
- 4
Nonsense, rubbish.
- 5
UKA mess; the result of a blunder.
verb
- 1
To clear waste material out of a mine.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How do you pronounce mullock?
- Australia
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract). Recordings: En-au-mullock.ogg, Wikimedia Commons (author and licence on each file's page).
Forms of mullock
- mullocks plural, present, singular, he/she/it
- mullocking participle, present
- mullocked participle, past
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).
How common is mullock?
Mullock appears about once in every 66 million words in written English, the 255,765th most frequent word form in the list.
Source: written frequency: wordfreq 3.1 (a 2021 snapshot of Wikipedia, subtitles, news, books, web text and social media).
Where does mullock come from?
From mull + -ock.
Source: English Wiktionary, dump of September 2, 2026 (CC BY-SA 4.0), through kaikki.org (Wiktextract).