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campaign

verb [I]
 
 
/kæmˈpeɪn/

Definition

C1 to organize a series of activities to try to achieve something: [+ to infinitive] They've been campaigning for years to get him out of prison. He's spending a lot of his time at the moment campaigning for/on behalf of the Conservative Party. They're busy campaigning against the building of a new motorway near here.Managing and organizing
(Definition of campaign verb from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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