Meaning of the word millstone in English

What does millstone mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

millstone

US /ˈmɪl.stoʊn/
UK /ˈmɪl.stəʊn/

Noun

1.

either of two large circular stones used for grinding grain, especially in a mill

Example:
The old water mill still has its original millstone.
They used a large millstone to grind wheat into flour.
2.

a heavy burden or responsibility

Example:
His gambling addiction became a millstone around his neck.
The old factory was a financial millstone for the company.