Definition from Wiktionary, the free dictionary
megaseller (plural megasellers)
- A book or other product that has sold in extremely large numbers.
2005, August 16, “Associated Press”, in 'Da Vinci' film divides British churches:
- British churches are divided over whether to allow filming of The Da Vinci Code, an adaptation of Dan Brown's biblically revisionist megaseller.
2007, February 22, “Austin Scaggs”, in Q&A : Pete Wentz:
- Wentz has also achieved notoriety through his business acumen, signing the megaseller Panic! at the Disco to his label, Decaydance Records, and through his exhibitionist tendencies
2009 March 29, Vit Wagner, “Fame's at stake for Cast of two”, in Toronto Star:
- Hunted, the newly published fifth novel in the series, debuted this month atop the USA Today bestseller list, briefly displacing Stephanie Meyer's vampire-themed megaseller, Twilight.