| Noun | 1. | about-face - act of pivoting 180 degrees, especially in a military formation Synonyms: about turn |
| 2. | about-face - a reversal in attitude or principle or point of view; "an about-face on foreign policy" | |
| Verb | 1. | about-face - turn, usually 180 degrees |
| 2. | about-face - change one's mind and assume the opposite viewpoint |
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