• Webster's Revised Unabridged Dictionary
    • n Mullock Rubbish; refuse; dirt. "All this mullok was] in a sieve ythrowe."
    • ***
Century Dictionary and Cyclopedia
    • n mullock Rubbish; refuse; dirt; dung.
    • n mullock In mining, rubbish; attle; mining refuse; that which remains after the ore has been separated.
    • n mullock A blundered piece of business; a mull or mess.
    • n mullock The stump of a tree.
    • mullock To work on in a blundering, untidy, or unsatisfactory way; half do (a thing); spoil; botch.
    • ***
Chambers's Twentieth Century Dictionary
    • n Mullock mul′ok rubbish, esp. mining refuse.
    • ***


Webster's Revised Unabridged Dictionary
From Mull dirt: cf. Scot. mulloch, mulock, crumb. √108


In literature:

But her needeth care, or her may all goo away in mullock.
"Erema" by R. D. Blackmore
Aw've had nowt to do wi' th' orderation o' this mullock, an' if ther's owt lost aw'll pay for it.
"Yorksher Puddin'" by John Hartley
Ah knew tha'd mak a mullock on it when tha started!
"Yorkshire Tales. Third Series" by John Hartley
The day was far spent when the straggling tents and red-streaked mullock-heaps around the Tin Pot Reef came in view.
"Nevermore" by Rolf Boldrewood
Mullock, Henry, wife and child.
"The Complete Story of the Galveston Horror" by Various
Watty threw the mullock from his hide bucket as it came up, and lowered it again.
"The Black Opal" by Katharine Susannah Prichard
One cannot go half a block but one has mullock-heaps and poppet-heads in view.
"Australian Pictures" by Howard Willoughby

In poetry:

The Cornstalks went to work next day
In hope, of course, of extra tin—
The Squatter watched, and, sad to say,
The mullock wouldn’t all go in.
"The Squatter, Three Cornstalks, and the Well" by Henry Lawson
If all's of a mullock and dirty and dusty,
When he pops home to dinner, he'll turn rayther crusty;
But be tidy, and careful in cookin' his grub,
And, I'll bet what you like, he wont go to the Pub.
"Bedfordshire Ballad - IV" by E W Bowling

In news:

Kayak Mullock Creek from 10 am to 2:30 pm at San Carlos Park.
Doug Beghtel/The Oregonian Adrienne Mullock is starting early to teach her 13-month-old daughter, Zuma, how to brush her teeth.