Definition of laissez-aller in English:

laissez-aller

noun

mass noun
  • Absence of restraint; unconstrained freedom.

    as modifier ‘no laissez-aller exploration of these rocks should be undertaken’
    • ‘Well, I'm not sure what an intoxicatingly Floridian aura of laissez-aller is, but it sure sounds fun.’
    freeing, release, discharge, deliverance, salvation, rescue, relief, extrication, setting free
    View synonyms

Origin

French, literally ‘allow to go’.

Pronunciation

laissez-aller

/ˌlɛseɪˈaleɪ//leseale/