grief and marathon; compare telethon, readathon, etc.
griefathon (plural not attested)
- (slang, derogatory) A great outpouring of grief in response to some public news event.
2007 June 11, Michael Kimmelman, “The Former Queen of Buzz Conjures a Golden Heyday”, in New York Times:
- “It was the first great griefathon.