1) ITV sitcom 
movement where a person or group turns and faces the opposite direction; close order drill movement to turn about in a precise manner.
[n] - act of pivoting 180 degrees, especially in a military formation 2. [n] - a reversal in attitude or principle or point of view 3. [v] - turn, usually 180 degrees 4. [v] - change one's mind and assume the opposite viewpoint
reversal 5 policy change noun a major change in attitude or principle or point of view; `an about-face on foreign policy` verb change one`s mind and assume the opposite viewpoint
(used as a military command to perform an about-face).