blackmailer has definitions from the fields of law,criminal law
1
[ noun ] (law,criminal law) a criminal who extorts money from someone by threatening to expose embarrassing information about them

Used in print

(George Harmon Coxe, Error of Judgement....)

The important thing was that Burton had gone somewhere to meet a blackmailer with a gun in his pocket .

Maybe he only intended to scare the blackmailer , whoever he was , in_which_case an unloaded gun would be good_enough .

Related terms

criminal blackmail

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