of or for agitating and propagandizing: a term originally used in the Communist movement, esp. of certain plays, leaflets, etc.
noun
any agitprop activity or agency
See agitprop in American Heritage Dictionary 4
(ăjˈĭt-prŏpˌ)
noun
Political propaganda, especially favoring communism and disseminated through literature, drama, art, or music: “It also is a conspiracy movie, agitprop against today's targets, big government and big business”(George F. Will).