Blockbuster
WordNet
noun
(1) An unusually successful hit with widespread popularity and huge sales (especially a movie or play or recording or novel)
(2) A large bomb used to demolish extensive areas (as a city block)
WiktionaryText
Noun
- A high-explosive bomb used for the purposes of demolishing extensive areas, such as a city block.
- Something, such as a film or book, that sustains exceptional and widespread popularity and achieves enormous sales, as opposed to a box office bomb.
- A large firecracker type of fireworks; an M-80.