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Synonyms

hard as nails

Idioms  
  1. Unyielding, callous, unsympathetic, as in Don't ask her for a contribution—she's hard as nails. This expression has replaced the 14th-century simile hard as flint stone and presumably alludes to the rigidity of nails.


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

It was that he had all the best qualities you’d want in somebody; his heart of gold, and then you couple that with him just being hard as nails and tough, no quit ever.

From Los Angeles Times Oct. 9, 2025

On these second-act hits, Tucker was no longer the wild and wise child; she was a full-grown romantic, who managed to be, at the same time, hard as nails.

From The New Yorker Aug. 23, 2019

She has grown up hearing about her grandmother: a "kind, really caring, lovely woman with this hard as nails personality."

From BBC Sep. 29, 2015

She plays disempowered matriarch Carol – as hard as nails, like EastEnders' Lou Beale, but as brittle as pressed flowers when confronted with the horrible truth that her teenage sons have turned out bad 'uns.

From The Guardian Jul. 7, 2013

A week later we passed the broth shack, and there was a sixty-year-old woman working there, hard as nails, dishing out consommé.

From "Landscape with Invisible Hand" by M.T. Anderson

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