front line

• Désigne la position la plus avancée ou exposée dans un conflit, une lutte ou un domaine d'activité, comme les opérations militaires, les soins de santé pendant une pandémie ou l'activisme social.

Refers to the most advanced or exposed position in a conflict, struggle, or area of activity, such as military combat, healthcare during a pandemic, or social activism.

1. Military combat zoneB2formal

   The area where opposing military forces engage in combat, closest to the enemy.

   Ligne de front

   • The soldiers were sent to the front line to defend the city.
   • Conditions on the front line were harsh and dangerous.
   • He served on the front line for over a year.

2. Direct contact with customersB2formal

   The part of an organization that deals directly with customers or the public.

   première ligne (contact client)

   • Customer service representatives are on the front line of the company.
   • Front-line workers often face the most challenging situations.
   • The front line staff need excellent communication skills.

3. Leading position in a fieldC1formal

   The most advanced or active position in a particular area of activity or development.

   Première ligne

   • This research is on the front line of cancer treatment.
   • The company is on the front line of technological innovation.
   • Activists are on the front line of the fight for social justice.