N-UNCOUNT
污言秽语;淫秽作品(或图片)
If you refer to words or pictures that are related to sex as smut, you disapprove of them because you think they are rude and unpleasant and have been said or published just to shock or excite people.
例句
I find the media's growing obsession with smut and sensation deplorable.
我发现媒体越来越沉湎于淫秽下流和耸人听闻的题材，这实在可悲。
...schoolboy smut.
男生的淫秽画