about-face
- n act of pivoting 180 degrees, especially in a military formation
- n a major change in attitude or principle or point of view
an about-face on foreign policy - v turn, usually 180 degrees
- v change one's mind and assume the opposite viewpoint
- Japan was undergoing a great about-face.
- Why the sudden about-face? Roche probably had no choice.
- The Federal Government has executed a crisp about-face on birth control.