campaign noun definition in Elections topic from the Oxford Advanced Learner's Dictionary

campaign

 noun: Elections topic
campaign (against/for something) a series of planned activities that are intended to achieve a particular social, commercial or political aim to conduct a campaign a campaign against ageism in the workplace the campaign for parliamentary reform an anti-smoking campaign Today police launched (= began) a campaign to reduce road accidents. an advertising campaign an election campaign the President’s campaign team/manager