From Longman Dictionary of Contemporary Englishpublic-spiritedˌpublic-ˈspirited adjective HELPwilling to do things that are helpful for everyone in society Any public-spirited citizen would have done the same.
Examples from the Corpus
public-spirited• If that were all, I'd applaud it as a wise and public-spirited action and I hope it starts a trend.• Mr Beard, of Northlands, Chester-le-Street, was commended for his public-spirited action.• No doubt she was supervising the school debating society or another of her public-spirited activities.• I had never felt public-spirited before.• Any public-spirited citizen would have been.• public-spirited citizens• There were so many evening meetings to attend ... Jean never questioned where her public-spirited husband was really going.• It was most kind and public-spirited of you to look after the seat for us in this way. 