Campaign n. : An open field; a large, open plain without considerable hills. SeeChampaign.

Campaign n. : A connected series of military operations forming a distinct stage in a war; the time during which an army keeps the field.

Campaign n. : Political operations preceding an election; a canvass.

Campaign n. : The period during which a blast furnace is continuously in operation.

Campaign v. i. : To serve in a campaign.

Example:
How much has the Obama Campaign donated to other organizations?

Taxonomy
Campaign, Election, Obama, NCLR, McCain, Senator John McCain, San Diego, non-partisan coverage, veterans, search, Democratic Convention, Speech, Barack Obama, Senator, Campaign Girl, levels, Election 2008, Election Info.

Defination from the web:
Campaign.com - Election and campaign center providing non-partisan coverage of politics, elections, voting and campaigns at federal, state and local levels. ... Campaign Fundraiser Norman Hsu Sentenced to 24 Years in Prison. Public Healthcare Option Rejected by Senate Committee ...