campaign in WordNet English dictionary

1. exert oneself continuously, vigorously, or obtrusively to gain an end or engage in a crusade for a certain cause or person; be an advocate for
   "The liberal party pushed for reforms"; "She is crusading for women's rights"; "The Dean is pushing for his favorite candidate"
   crusade  fight  press  campaign  push  agitate 
   
2. go on a campaign; go off to war
   campaign  take the field 
   
3. run, stand, or compete for an office or a position
   "Who's running for treasurer this year?"
   campaign  run 
   

1. several related operations aimed at achieving a particular goal (usually within geographical and temporal constraints)
   campaign  military campaign 
   
2. an overland journey by hunters (especially in Africa)
   campaign  hunting expedition  safari 
   
3. 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"
   campaign  cause  crusade  drive  movement  effort 
   
4. a race between candidates for elective office
   "I managed his campaign for governor"; "he is raising money for a Senate run"
   political campaign  campaign  run