brazen it outPUT ON A BOLD FRONT, stand one's ground, be defiant, be unrepentant, be unabashed
[TahlilGaran] Dictionary of Contemporary English ▲
brazen it out v. phr. To pretend you did nothing wrong; be suspected, accused, or scolded without admitting you did wrong; act as if not guilty.
The teacher found a stolen pen that the girl had in her desk, but the girl brazened it out; she said someone else must have put it there. [TahlilGaran] English Idioms Dictionary ▲