Definition of fille de joie in English:

fille de joie

Pronunciation /ˌfē(yə) də ˈZHwä/ /ˌfi(jə) də ˈʒwɑ/

nounfilles de joie

euphemistic
  • Used euphemistically to refer to a prostitute.

    ‘These photographs are believed to be some of the women who worked in the brothels- photos that were probably taken to give as souvenirs to favorite clients as a way to remember their favorite ‘fille de joie.’’
    • ‘She mostly recalls the occasions when she has been caught in the wrong place at the wrong time, with barely a hint of the inevitably drab experiences of a fille de joie.’

Origin

French, literally ‘girl of pleasure’.