blackmailer

Definition of Blackmailer in English :

a criminal who extorts money from someone by threatening to expose embarrassing information about them

WordNet Lexical Database for English. Princeton University. 2010.

Blackmailer

noun

1.

the act of attempting to obtain money by intimidation, as by threats to disclose discreditable information

2.

the exertion of pressure or threats, esp unfairly, in an attempt to influence someone's actions

verb (transitive)

3.

to exact or attempt to exact (money or anything of value) from (a person) by threats or intimidation; extort

4.

to attempt to influence the actions of (a person), esp by unfair pressure or threats

noun

1. Obsolete

a tribute paid to freebooters and bandits along the Scottish border to assure safety from looting

2.

a.

payment extorted by threatening to disclose information that could bring disgrace or ruin

b.

the extortion of such payment

verb transitive

3.

to get or try to get blackmail from

4.

to coerce (into doing something) as by threats

n.

1.

a. Extortion of money or something else of value from a person by the threat of exposing a criminal act or discreditable information.

b. Something of value, especially money, extorted in this manner: refused to pay blackmail.

2. Tribute formerly paid to freebooters along the Scottish border for protection from pillage.