a person with/of 'loose morals' [=a person whose behavior and especially whose sexual behavior is considered morally wrong by some people]
Although they lost, the minority claimed the vote as a 'moral victory' since they had won the support of so many former opponents.
He's a man with strong 'moral' convictions. [=a man who believes strongly that some things are right and others are wrong]
(..) Because he knew deep down it was you all along. So did you. I had to pick a side, George. It was an aesthetic choice as much as a moral one. And the West has become so very ugly. Don't you think? Did Karla ever consider having you take over the Circus? (..)2011 Tinker Tailor Soldier Spy