Meaning

• A series of operations undertaken to achieve a set goal.

  "The company is targeting children in their latest advertising campaign."

• The period during which a blast furnace is continuously in operation.

• An open field; a large, open plain without considerable hills; a champaign.

• An excursion into the countryside.

Meaning

• To take part in a campaign.

  "She campaigned for better social security."

• Consistently ride in races for a racing season.