General English

  • noun a list of things or people that are not approved of
  • verb to put someone or something on a blacklist


  • verb to put goods, people, or a company on a black list

Media Studies

  • noun a list of people from whom e-mails are not welcome on a particular account

Idiom of “blacklist”

ostracise; list of people or organisations, etc. which have in some way contravened a code, etc