|Origin:||protester, from Latin protestari, from testari 'to speak as a witness'|
1 [intransitive and transitive]
to come together to publicly express disapproval or opposition to something
Thousands of people blocked the street, protesting against the new legislation.
protest something American English
Students protested the decision.
2 [intransitive and transitive]
to say that you strongly disagree with or are angry about something because you think it is wrong or unfair:
'I don't see why I should take the blame for this!' she protested.
Clive protested that he hadn't been given enough time to do everything.