hard as the nether millstone
In real, traceable use. Part of the curated seed collection; community review is coming.
Meaning · English
Very callous or hardhearted.
Register: archaic
Where it’s used:
Used
American English
Sources & notes
Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).
Common questions
What does “hard as the nether millstone” mean?
Very callous or hardhearted.
Is “hard as the nether millstone” formal or informal?
hard as the nether millstone is generally archaic.