Dictionary

nonchalant

adjective non·cha·lant \ˌnän-shə-ˈlänt; ˈnän-shə-ˌlänt, -lənt\

: relaxed and calm in a way that shows that you do not care or are not worried about anything

Full Definition of NONCHALANT

:  having an air of easy unconcern or indifference
non·cha·lant·ly adverb

Examples of NONCHALANT

  1. He was surprisingly nonchalant about winning the award.
  2. She faced the crowd with the nonchalant ease of an experienced speaker.
  3. The team may have been somewhat nonchalant at the beginning of the season, but they now know that they need to work hard.
  4. In those stories, we already find the qualities the world would come to know as Kafkaesque: the nonchalant intrusion of the bizarre and horrible into everyday life, the subjection of ordinary people to an inscrutable fate. —Adam Kirsch, New York Times Book Review, 4 Jan. 2009

Origin of NONCHALANT

French, from Old French, from present participle of nonchaloir to disregard, from non- + chaloir to concern, from Latin calēre to be warm — more at lee
First Known Use: circa 1734

Synonym Discussion of NONCHALANT

cool, composed, collected, unruffled, imperturbable, nonchalant mean free from agitation or excitement. cool may imply calmness, deliberateness, or dispassionateness <kept a cool head>. composed implies freedom from agitation as a result of self-discipline or a sedate disposition <the composed pianist gave a flawless concert>. collected implies a concentration of mind that eliminates distractions especially in moments of crisis <the nurse stayed calm and collected>. unruffled suggests apparent serenity and poise in the face of setbacks or in the midst of excitement <harried but unruffled>. imperturbable implies coolness or assurance even under severe provocation <the speaker remained imperturbable despite the heckling>. nonchalant stresses an easy coolness of manner or casualness that suggests indifference or unconcern <a nonchalant driver>.
NONCHALANT Defined for Kids

nonchalant

adjective non·cha·lant \ˌnän-shə-ˈlänt\

Definition of NONCHALANT for Kids

:  showing or having a relaxed manner free from concern or excitement <He was surprisingly nonchalant about winning the award.>
non·cha·lant·ly \-ˈlänt-lē\ adverb

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