as hard as nails

phrase

: very tough : not sentimental or easily influenced

He's as hard as nails.

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(as) happy as a clam

as hard as nails

A-sharp

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“As hard as nails.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/as%20hard%20as%20nails. Accessed 11 Mar. 2026.

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as hard as nails

phrase

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