<p><strong>Noun</strong></p><ul><li>shameless or impudent boldness; barefaced audacity: She had the effrontery to ask for two free samples.</li><li>an act or instance of this.</li></ul><p><strong>Synonyms</strong></p><ul><li>cheek</li><li>impudence</li><li>impertinence</li></ul>