noun
large regional newspaper; block newspaper
Refers to a newspaper with circulation spanning multiple prefectures, larger than a local paper but not national. Often contrasted with 全国紙 (national newspaper) and 地方紙 (local newspaper).
ブロック紙は、複数の県で販売されている新聞のことです。
A block newspaper is a newspaper sold in multiple prefectures.
中日新聞は代表的なブロック紙の一つだ。
The Chunichi Shimbun is one of the representative block newspapers.