Aplomb (noun)
a-plom
imperturbable self-possession, poise, or assurance. / the perpendicular, or vertical, position.
First recorded in 1820–30, aplomb is from French à plomb “according to the plummet,” i.e., straight up and down, vertical position
Example sentences
“She landed the punchline with aplomb, leaving him agog!”
Word of the Day - Surfeit (noun) sur-fit An excessive amount. / Excess or overindulgence in eating or drinking.
