Military .

military operations for a specific objective.

Obsolete . the military operations of an army in the field for one season.

a systematic course of aggressive activities for some specific purpose

a sales campaign.

the competition by rival political candidates and organizations for public office.

to serve in or go on a campaign

He planned to campaign for the candidate. He campaigned in France.

to race (a horse, boat, car, etc.) in a number or series of competitions.

noun

crusade , drive , expedition , fight , movement , offensive , operation , push , warfare

verb

agitate , barnstorm , canvass , contend for , contest , crusade , electioneer , go to grass roots , hit the trail , lobby , mend fences * , muckrake , mudsling , politick , press the flesh * , ring doorbells , run , run for , shake hands and kiss babies , solicit votes , stand for , stump * , tour , whistle-stop , drive , offensive , operation , solicit , warfare