(Brit.)
25B6; noun
he saluted and did an about-turn : ABOUT-FACE, volte-face, turnaround, turnabout, U-turn; informal U-ey, one-eighty.
the government was forced to make an about-turn : VOLTE-FACE, U-turn, reversal, retraction, backtracking, swing, swerve; change of heart, change of mind, sea change.