an abrupt turn to face the opposite direction; often used metaphorically

English - English

Definition of an abrupt turn to face the opposite direction; often used metaphorically in English English dictionary

about-face

When Luke heard the news, he did an abrupt about-face on the policy.

Hyphenation

an ab·rupt turn to face the op·po·site direction; of·ten used met·a·pho·ri·cal·ly