Noun | 1. | ![]() crusade, campaign, cause, drive, effort, movement - a series of actions advancing a principle or tending toward a particular end; "he supported populist campaigns"; "they worked in the cause of world peace"; "the team was ready for a drive toward the pennant"; "the movement to end slavery"; "contributed to the war effort" sales campaign - an advertising campaign intended to promote sales public-relations campaign - an advertising campaign intended to improve public relations |