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English definition of “insouciance”

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noun [U] uk   /ɪnˈsuː.si.əns/ literary us  
a relaxed and happy way of behaving without feeling worried or guilty: I admired his youthful insouciance.
adjective uk   /-ənt/ us  
Translations of “insouciance”
in Chinese (Traditional) 無憂無慮, 滿不在乎…
in Chinese (Simplified) 无忧无虑, 满不在乎…
(Definition of insouciance from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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