libellous

/ˈlaɪbələs/
adjective
  1. Containing false and damaging statements about someone, especially in writing or print; defamatory.
    • Publishing libellous material can lead to expensive lawsuits and damage to reputation.
    • She threatened to sue the blogger for making libellous claims about her business.
    • The newspaper article was considered libellous because it accused the mayor of crimes he did not commit.