D defs.my
Entry 1 sense Webster, 1913

Effrontery

/ĭf-rŭn'-tẽr-ē/ · Ef·front·er·y · IPA /ɪˈfɹʌntəɹi/
01 n. Impudence or boldness in confronting or in transgressing the bounds of duty or decorum; insulting presumptuousness; shameless boldness; bar…
pl. Effronteries ((#))
  1. 1.
    Impudence or boldness in confronting or in transgressing the bounds of duty or decorum; insulting presumptuousness; shameless boldness; barefaced assurance.
    “Corruption lost nothing of its effrontery.” Bancroft.