samizdat (n.) Look up samizdat at Dictionary.com
"illegal and clandestine copying and sharing of literature," 1967, from Russian samizdat, literally "self-publishing," from sam "self" + izdatel'stvo "publishing," probably a word-play on Gosizdat, the former state publishing house of the U.S.S.R. One who took part in it was a samizdatchik (plural samizdatchiki).