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Vendre la mèche

Meaning: To give away a secret or a plan.

Language: French

Literally: To sell the fuse

Category: Daily Life

Origin: From military mining, where the mèche was the fuse to the powder charge: selling it to the enemy betrayed the whole operation. The earlier form was éventer la mèche, to expose the fuse to air and ruin it.

More idioms — Daily Life

  • Le revers de la médaille — The unwelcome other side of something good.
  • À beau mentir qui vient de loin — Travellers' tales cannot be checked, so they are told without restraint.
  • Être à la merci de quelqu'un — To be entirely in someone's power.
  • La huitième merveille du monde — Something extraordinary — usually said with irony.
  • Paris vaut bien une messe — A principle is worth abandoning if the prize is large enough.
  • Une messe basse — A whispered aside between two people in company.

More French idioms

  • Je vous le donne en mille — You will never guess.
  • Une cour des miracles — A squalid, lawless place.
  • Affirmer mordicus — To insist on something absolutely and refuse to be moved.
  • Être dans les bras de Morphée — To be fast asleep.
  • Prendre au mot — To hold someone to exactly what they said.
  • Un moulin à paroles — Someone who talks incessantly.

From our untranslatable words

  • Épanouissement — The full flourishing of a person — blooming into your most complete, radiant self. More t…
  • Ressourcement — The act of returning to one's roots or origins to find renewal — going back to a place, t…
  • Dépaysement — The disorienting yet often pleasant feeling of being far from home, immersed in the unfam…

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