protester noun
ADJ. student | anti-government, anti-nuclear, peace, political | peaceful, unarmed | angry
VERB + PROTESTER arrest
PROTESTER + VERB call for sth, demand sth | march | demonstrate, gather | clash, fight Protesters clashed with police outside the embassy.
PREP. ~ against The streets were crowded with protesters against the war.
You can also check other dicts: protester (English, 中文解释 ), wordnet sense, Collins Definition