Main Entry: non·cha·lant

Pronunciation: \-ˈlänt, -ˌlänt, -lənt\

Function: adjective

Etymology: 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

Date: circa 1734

: having an air of easy unconcern or indifference

synonyms see cool

— non·cha·lant·ly adverb