Definition of "telethon" []

• A lengthy television program to raise funds for a charity. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "A local telethon hosted by Vince Gill raised more than $1.7 million and another telethon is set for May 16 on the country music cable network GAC."
• "The “Hope for Haiti Now” telethon is a (I don’t believe I have to explain this) television program, being aired on television."
• "Okay, the HBM telethon is over for now … but don’t make me come back with Jerry Lewis. anymommy Said,"