yellow jack

• Nom familier ou argotique de la fièvre jaune, maladie virale transmise par les moustiques, ou terme historiquement utilisé comme sobriquet péjoratif pour une personne d'ascendance mixte asiatique et européenne.

An outdated slang term for yellow fever, a viral disease transmitted by mosquitoes, or historically used as a derogatory nickname for a person of mixed Asian and European ancestry.

1. Yellow FeverC1formal

   A viral disease transmitted by mosquitoes, characterized by fever, jaundice, and bleeding.

   fièvre jaune

   • The outbreak of yellow jack in the region caused widespread panic.
   • Sailors were particularly vulnerable to yellow jack in tropical ports.
   • Vaccination is the most effective prevention against yellow jack.

2. Quarantine FlagC2formal

   A yellow flag flown by ships to indicate the presence of disease on board, historically used for quarantine.

   pavillon jaune

   • The ship raised the yellow jack to signal a health emergency.
   • Port authorities refused entry to vessels flying the yellow jack.
   • The yellow jack was a common sight during the cholera epidemics.