millstone

IPA: mˈɪɫstoʊn

A large round stone used for grinding grain.
(geology) A coarse-grained sandstone used for making such stones; millstone grit.
A nuclear power station near Waterford, Connecticut, USA.
An unincorporated community in Mercer County, New Jersey, United States.
A borough of Somerset County, New Jersey.
The Millstone River, a tributary of the Raritan River in New Jersey.
(figurative) Ellipsis of millstone round one's neck (referring to Matthew 18:6 in the Bible): a heavy responsibility that is difficult to bear.

Examples of "millstone" in Sentences

A millstone was a heavy grinding stone so large that it had to be turned by a donkey.
A few years back it was an axiom of the trade that the condition of the millstone was the key to successful milling.
We decided that the answer was much like the Afghan proverb: "The wheat is a little wet, but the millstone is a little dull."
Piran is said to have journeyed across the seas on a millstone, which is a mythical way of saying that he brought his altar-stone with him.
Of course the cleaning machinery is the same In both cases, so are the elevators, conveyors, bolting chests, etc. But to use the millstone is a debatable question.
At the beginning of a march it may seem a mere nothing, in an hour it is an oppression; in three a millstone is a feather compared with it; and before night the inexperienced packer feels that, like Atlas, he bears the world upon his shoulders.
PLEASANT GROVE CITY, Utah — Across the street from City Hall here sits a small park with about a dozen donated buildings and objects — a wishing well, a millstone from the city’s first flour mill and an imposing red granite monument inscribed with the Ten Commandments.