What Does It Mean?

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From our dictionary:

(aj'it-prop"), n.
1. agitation and propaganda, esp. for the cause of communism.
2. (often cap.) an agency or department, as of a government, that directs and coordinates agitation and propaganda.
2. Also, ag'it•prop"ist: a person who is trained or takes part in such activities.

of or pertaining to agitprop.