- (Received Pronunciation) IPA(key): /ɪnˈsuːsɪənt/
- (General American) IPA(key): /inˈsusiənt/
- Hyphenation: in‧sou‧ciant
- Casually unconcerned; carefree, indifferent, nonchalant.
- 1905, William Somerset Maugham, chapter XXXVIII, in The Land of the Blessed Virgin: Sketches and Impressions in Andalusia, London: William Heinemann, OCLC 962027576, page 215:
- 1913 August, L[ucy] M[aud] Montgomery, “The Christmas Harp”, in The Golden Road, Boston, Mass.: The Page Company, published April 1926, OCLC 150594789, pages 31–32:
- When we left the Marr house, he [Peter] had boldly said to Felicity, "May I see you home?" And Felicity, much to our amazement, had taken his arm and marched off with him. […] As for me, I was consumed by a secret and burning desire to ask the Story Girl if I might see her home; but I could not screw my courage to the sticking point. How I envied Peter his easy, insouciant manner!
- “insouciant” in le Trésor de la langue française informatisé (The Digitized Treasury of the French Language).