Refers to deliberately false or misleading information presented as news. Often used in the context of media, social media, and politics. Compare with フェイクニュース, which is a direct loanword and more common.
See also: フェイクニュース
Fake news was spread on social media.
We need to be careful not to be misled by fake news.
Compound of 偽 (にせ, 'fake') and ニュース ('news'). A relatively recent coinage reflecting the global spread of the term 'fake news'.