aplomb
noun /əˈplɒm/
/əˈplɑːm/
[uncountable] (formal)- if somebody does something with aplomb, they do it in a confident and successful way, often in a difficult situation
- with considerable/great/remarkable aplomb
- He delivered the speech with his usual aplomb.
- She concealed the problem with remarkable aplomb.
Word Originlate 18th cent. (in the sense ‘perpendicularity, steadiness’): from French, from à plomb ‘according to a plumb line’.