"a flip answer to serious question""the student was kept in for impudent behavior"
2. unrestrained by convention or propriety;
"an audacious trick to pull""a barefaced hypocrite""the most bodacious display of tourism this side of Anaheim"- Los Angeles Times"bold-faced lies""brazen arrogance""the modern world with its quick material successes and insolent belief in the boundless possibilities of progress"- Bertrand Russell