|nänshə|län(t)s, -ȧn(t)s; ˈ ̷ ̷ ̷ ̷_lən(t)s noun
( -s )
Etymology: French, from Old French, from nonchalant (present participle of nonchaloir to disregard, make light of), after such pairs as Old French abundant : abundance
: an attitude marked by or reflecting lack of concern, anxiety, or excitement especially under circumstances that might be expected to provoke such feelings : a display or air of jaunty unconcern or indifference : imperturbability , poise , sangfroid
just takes a little practice, nonchalance , and stability — T.H.Fielding
the nonchalance of boys who are sure of a dinner — R.W.Emerson