名詞 blackmail:

1. extortion of money by threats to divulge discrediting information

動(dòng)詞 blackmail:

1. exert pressure on someone through threats
   同義詞：blackjack, pressure
2. obtain through threats

1. It's a clear case of blackmail!
   這顯然是敲詐！
2. He can be ruthless in getting what he wants, but I believe he would stop short of blackmail.
   他這個(gè)人為達(dá)到目的是心黑手辣的，但我認(rèn)為他還不至於使用敲詐手段。
3. She was sent to prison for blackmail.
   因犯敲詐勒索罪她被送進(jìn)監(jiān)牢。

black.mail

n.（名詞）

Extortion of money or something else of value from a person by the threat of exposing a criminal act or discreditable information.
黑函，敲詐函：通過揭露犯罪行為或提供不可信資料等手段威脅強(qiáng)索某人錢財(cái)或值錢之物
Something of value extorted in this manner.
勒索之物：通過此種手段強(qiáng)取的有價(jià)值之物
Tribute formerly paid to freebooters along the Scottish border for protection from pillage.
勒索貢物：從前為防止海盜搶劫，沿蘇格蘭邊境向海盜上貢之物

來源：
black
black
mail 3
mail3

【引伸】
black.mail.
v.（動(dòng)詞）
black.mail.er
n.（名詞）