effing /ˈɛfɪŋ/

• 1. 

  ADJ Some people use effing to emphasize a word or phrase, especially when they are feeling angry or annoyed. 该死的 [非正式，粗话] [ADJ n]

  例：

  She told him it was none of his effing business.

  她跟他讲那根本就不关他的事。