mor ‧ al ‧ ize BrE AmE ( also moralise British English ) /ˈmɒrəlaɪz $ ˈmɔː-/ verb [intransitive]
[ Word Family: noun : ↑ moral , morals, ↑ morality ≠ ↑ immorality , ↑ moralist , ↑ amorality ; adjective : ↑ moral ≠ ↑ immoral , ↑ amoral , ↑ moralistic ; verb : ↑ moralize ; adverb : ↑ morally ≠ ↑ immorally ]
to tell other people your ideas about right and wrong behaviour, especially when they have not asked for your opinion SYN preach :
politicians moralizing about people’s sexual behaviour