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Croire dur comme fer

Meaning: To believe something with complete and unshakeable conviction.

Language: French

Literally: To believe hard as iron

Category: Daily Life

Origin: Iron supplies the hardness, and the comparison attaches to the believing rather than to the thing believed. It usually carries a suggestion that the conviction outruns the evidence.

More idioms — Daily Life

  • Le fer de lance — The leading element of an effort; the part that goes in first.
  • Avoir le feu sacré — To be driven by genuine, burning vocation.
  • Être tout feu tout flamme — To be full of ardent enthusiasm.
  • Faire fi de quelque chose — To scorn something; to dismiss it as beneath notice.
  • Des grosses ficelles — Crude, obvious tricks that fool nobody.
  • Cousu de fil blanc — So obvious that the deception is plainly visible.

More French idioms

  • Mettre le doigt dans l'engrenage — To take a first small step that drags you into something far larger.
  • Le dos au feu et le ventre à table — In a state of complete physical contentment.
  • Marquer à la culotte — To watch someone so closely they cannot move freely.
  • Revoir sa copie — To go back and rework a proposal that has been rejected.
  • Ronger son frein — To wait in barely contained impatience.
  • Jeter sa gourme — To sow one's wild oats.

From our untranslatable words

  • L'esprit de l'escalier — Thinking of the perfect comeback only after the moment has passed — on your way down the…
  • Terroir — The unique character that a place — its soil, climate and tradition — gives to a wine or…
  • Râler — To complain and grumble with a certain national flair — a beloved French pastime.

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