Fake news, grade 8b

 Fake news  n. 

“…news that conveys or incorporates false, fabricated, or deliberately misleading information, or that is characterized as or accused of doing so.”

 

Oxford English Dictionary - 2019

 

So "fake news" can be information that is actually untrue, or it can be used as term, as propaganda, by people who don't agree with, and who want to discredit, the real facts.