- blackmailer
- blackmail ► NOUN 1) the demanding of money from someone in return for not revealing discreditable information. 2) the use of threats or manipulation in an attempt to influence someone's actions.► VERB ▪ subject to blackmail.DERIVATIVES blackmailer noun.ORIGIN from obsolete mail «tribute, rent», from Old Norse, 'speech, agreement' .
English terms dictionary. 2015.