protesterpro‧test‧er, protestor /prəˈtestə $ -ər/ ●●○ noun [countable] 
Examples
ExamplesEXAMPLES FROM OTHER DICTIONARIES
Thesaurus- Thousands of protesters took to the streets to show their anger at the government.
- And Gibbs says a confrontation between protesters and politicians over the Stamp Act took place on the front porch.
- Disappointed protesters complained that the government had reformed the tax just to spite them.
- Many of these protesters will be outside agitators, even convention delegates, from anti-abortion strongholds like Texas and Florida.
- The idea, state officials insist, was merely to turn the protesters around with a show of force.
- The two-minute video shows the protesters casually entering the office before linking arms through the tubes.
- This whole extravaganza is demeaning, debasing and deeply damaging to what should be serious political discourse, the protesters complain.
- Troops were deployed to disperse the protesters, several of whom were charged with assault.
Longman Language Activatorsomeone who is against war► pacifist
Collocations someone who believes that all war and violence is wrong: · Bergson was imprisoned as a pacifist during the World War I.
► anti-war strongly against war, especially a war that your country is fighting at the present time: anti-war protest/demonstration/campaigner: · During the Gulf War, there were several big anti-war demonstrations.· Anti-war feeling grew stronger in the US as the Vietnam conflict went on.
► peace-loving a group of people or countries that are peace-loving believe strongly in peace rather than war: · The Australian Aboriginals are a peace-loving race who live simply off the land.· As a nation, they are gentle and peace-loving.
► peace movement all the people who protest against wars in general or against a particular war: · He was a tireless campaigner for the peace movement during the cold war.· The peace movement held a massive rally in Hyde Park today.
► peace protester/demonstrator someone who joins in an organized protest against a war: · Peace protesters broke into the Administration building and occupied it for six days.· Some 40,000 peace demonstrators gathered in Bonn yesterday to protest agains the bombing.
someone who takes part in a public protest► protester someone who protests about something with other people: · Thousands of protesters took to the streets to show their anger at the government.
► demonstrator someone who takes part in an organized event, such as a march or an outdoor meeting, to protest about something: · Thirteen demonstrators were killed when soldiers opened fire on the crowd.
► marcher someone who takes part in an organized walk through an area in order to protest against something: · The Rev. Jesse Jackson led 1000 marchers through downtown Detroit to protest state welfare cuts.
COLLOCATIONS FROM OTHER ENTRIES► a peace campaigner/protester/activist
someone who takes part in a public activity such as a demonstration in order to show their opposition to something· Several peace campaigners were arrested at the demonstration.
COLLOCATIONS FROM THE CORPUSADJECTIVE► anti· The commitment of the anti-pipeline protesters does not in itself make their case any more or less valid.· About 50 anti-Estrada protesters, members of Plunder Watch, outnumbered his supporters.
NOUN► student· They claimed to be victims of political persecution following the military crackdown on student protesters.· They will find that student protesters are extremely discriminating about what they protest against.· He remembers stepping over student protesters to get to class.· Also capitulating to the student protesters, television director-general Pavel Pisarev resigned on July 5.· In early December student protesters were joined by large numbers of academics and civil servants.
VERB► arrest· Police arrested a further ten protesters after detaining 130 in a noisy demonstration in central Paris on Sunday.· At one point they arrested 240 protesters for sitting in a city square then immediately left.