When he saw the police car, he about-faced and quickly walked away.
The new policy represents a complete about face from the old one.
A politician will about-face at the drop of a hat if he thinks there are votes in it.
When Luke heard the news, he did an abrupt about-face on the policy.
... being prepared to change one’s mind in the face of evidence and recognizing that we all ...
... And we can treat the human face completely separately ...