blackmail
noun [ U ]
uk/ˈblækmeɪl/ usa situation in which threats are made to harm a person or organization if they do not do something such as give someone money:
Large corporations can be vulnerable to blackmail demands by computer hackers.
blackmail
verb [ T ]
uk/ˈblækmeɪl/ usto make threats to harm a company or organization if they do not do something you want, such as give you money:
A former executive, seeking damages of $2.5 million, was accused of trying to blackmail the company.