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hair trigger

/ˈheər ˌtrɪɡər/

Traduction: Se dit d'un mécanisme ou d'un dispositif qui réagit à une très légère pression ou impulsion, ou d'une personne ou situation qui réagit de manière excessive à une provocation minime.

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/ˈheər ˌtrɪɡər/C1informal
  • frSe dit d'un mécanisme ou d'un dispositif qui réagit à une très légère pression ou impulsion, ou d'une personne ou situation qui réagit de manière excessive à une provocation minime.

A very small or slight provocation that causes a strong reaction, often used to describe someone's temper or a mechanism that responds extremely quickly.

  1. Quick to reactC1informal

    A situation or person that reacts extremely quickly and often aggressively to the slightest provocation.

    frà cran

    • He has a hair-trigger temper; any small comment sets him off.
    • The security system has a hair trigger, so even a small movement activates the alarm.
    • Her hair-trigger response to criticism made her difficult to work with.

  2. Highly sensitive mechanismC1formal

    A mechanical or electronic device that is set to activate with minimal pressure or input.

    frdéclenchement hypersensible

    • The gun's hair trigger made it dangerous to handle.
    • The bomb had a hair trigger, requiring extreme caution during disarming.
    • Engineers designed the sensor with a hair trigger for precise detection.