ob·scen·i·ty/əb`sɛnətɪ; əbˈsenɪti/ n 1 [C usually plural 一般用复数] a sexually offensive word or action 淫话; 淫行: kids shouting obscenities 大声说着下流话的小孩 2 [U] sexually offensive behaviour or language, especially in a book, play etc 〔尤指书籍、戏剧中的〕淫秽行为[言语]: laws against obscenity 反色情的法例