radiothon

[ rey-dee-oh-thon ]

noun

1. an on-the-air radio campaign, often lasting 24 hours or more, designed to raise money for a radio station, charity, the arts, etc., as from listeners phoning in and pledging specific donations, sometimes in exchange for gifts or premiums.

Word History and Origins

Origin of radiothon¹

1960–65, Americanism; radio + -thon ( def )

Related Words

• telethon