money for a campaign, as of a political candidate, usually acquired through contributions by supporters.
Origin of campaign fund
An Americanism dating back to 1900–05
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for campaign fund
It remains unclear how much of an effect all of this campaign-fund withholding will have in the end.Why Bloomberg’s Latest Gun Gambit Probably Won’t Work|David Freedlander|June 20, 2013|DAILY BEAST