Aplomb

//əˈplʌm// noun

Definitions

Noun
  1. 1
    Self-confidence; poise; composure. uncountable, usually

    "His nonchalance and aplomb during hard times have always been his best character trait."

  2. 2
    great coolness and composure under strain wordnet
  3. 3
    The apparent elegance and precision exhibited by a confident, accomplished dancer. uncountable, usually
  4. 4
    The perpendicular; perpendicularity. uncountable, usually

Etymology

Unadapted borrowing from French aplomb.

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