Dictionary / Vocabulary / 公序良俗
こうじょりょうぞく
public order and morals; social standards; public policy
common word
これだけ禁煙、禁煙といわれる以上、喫煙というのは公序良俗に反する行為なんだろうね。
There are so many anti-smoking campaigns these days; maybe smoking really is a threat to the public order.