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

/French leseale//ˌlɛseɪˈaleɪ/