1. (

• about-face ,
• about_turn

) act of pivoting 180 degrees, especially in a military formation ;

2. (

• about-face ,
• volte-face ,
• reversal ,
• policy_change

) a major change in attitude or principle or point of view; "an about-face on foreign policy" ;

1. (

• about-face

) turn, usually 180 degrees ;

2. (

• about-face

) change one's mind and assume the opposite viewpoint ;