fundraiser

noun

1. An event undertaken to get money by voluntary contributions for a particular activity or cause.

   “This year’s fundraiser will be a walkathon.”

   “But the most politically damaging blow came from a late-breaking apostate: Mr. Clooney, who just weeks earlier had spent time with Mr. Biden and helped deliver $28 million to his campaign at a Los Angeles fund-raiser.”

2. A person who collects money from the public for some cause.

   “She works as fundraiser for the Democratic Party.”

   “The symphony will employ women as musicians, conductors, administrators, musicologists, composers and fund raisers.”