blockbuster

1. (informal) Something, such as a film or book, that sustains exceptional and widespread popularity and achieves enormous sales, as opposed to a box office bomb.Examples: "He was watching the blockbuster film series Harry Potter."informal

2. (informal) Something, especially an event or a film, book or other creative work, that is intended to achieve high sales (perhaps indicated by large budgets or high advertising spending) or that is conceived on a large or epic scaleExamples: ""General William Booth Enters into Heaven" is lusty, a blockbuster conception."; "The report noted that 'an increasing public appetite for large "blockbuster" musicals is a firmly established feature of London’s West End theatre scene'."informal

3. (slang) Anything very large or powerful; a whopper.Examples: "“How nice," she responded to his invitation, “but I've got a blockbuster of a headache. I'm paying for last night. Call me tomorrow, will you?""; "Many—such as plants' relationships with mycorrhizal fungi—have been blockbuster moments in the history of life, with world-changing consequences."; "In the mid-2021 economy, employers are offering higher pay to attract scarce workers; airports and car lots are bustling; and a G.D.P. report due out next week will probably show blockbuster growth."slang

4. (US) One who engages in blockbusting (technique encouraging people to sell property).Examples: "Whereas White residents fell prey to blockbusters who stoked fears of invading Negroes and plummeting housing values during the 1950s, African Americans confronted more-than-imagined difficulties in neighborhoods after the 1968 riots."US