tamizdat
Writings published abroad and smuggled back into the former USSR.
countable, uncountable
Foremost—and most controversial — of the Western groups engaged in tamizdat is the Posev‐Grani [organization], commonly known as N.T.S.
Where it comes from
Borrowed from Russian тамизда́т (tamizdát, literally “published there”), from там (tam, “there”) + изда́ть (izdátʹ).
Adapted from the Wiktionary entry tamizdat (CC BY-SA 4.0).