0 someone who tries to make people take part in protests and political activities, especially ones that cause trouble: --
It is thought that the strike was the work of undercover political agitators.
Her choice of description for the agitator is revealing.
It was a realm outside the control of the state, a place where agitators could withdraw into sheltering obscurity.
A common laboratory equipment agitator-heater was replaced by a gas stove and manual agitation with the aid of a wooden spoon.
Their opponents must reach beyond enclave boundaries for assistance from central state officials, politicians, and "outside agitators" to weaken the regime.
The owners of the mill claimed that outside agitators were stirring up problems at work.
A general lack of sources and the very vagueness of the ideas of these agitators make the reconstruction of any unified theory an artificial task.
This combination rendered them the prey of unscrupulous agitators or scheming (but, now, other) politicians.
No rotating devices or moving agitators were considered.