article based on unconfirmed reports; unsubstantiated news story
Refers to a news article that relies on unverified or speculative information, often criticized in media contexts.
That weekly magazine is known for having many articles based on unconfirmed reports.
Compound of 飛ばし (とばし, nominal form of 飛ばす 'to let fly, to spread') and 記事 (きじ, 'article'). The derivation is straightforward; the term likely emerged in media criticism.