a major change in attitude or principle or point of view
"an about-face on foreign policy"
WiktionaryRate this definition:(0.00 / 0 votes)
a reversal of policy, attitude or principle
FreebaseRate this definition:(0.00 / 0 votes)
Volte-face is a total change of position, as in policy or opinion; an about-face.
The expression comes through French, from Italian voltafaccia and Portuguese volte face, composed of volta and faccia.
In the context of politics a volte-face is, in modern English, often referred to as a U-turn or a flip-flop in the UK and the US respectively.