agitate against
To provoke or encourage negative feelings or opinions about someone or something; to protest something. The protesters are agitating against the company's unfair working conditions.
agitate against someone or something
to stir up active dissatisfaction about someone or something. The students were agitating against the closing of the old cafeteria.
agitate against
v. To stir up public opposition to some cause or issue: The students in front of the administration building were agitating against the increase in tuition.