blockbuster

US /ˈblɑːkˌbʌs.tɚ/

UK /ˈblɑːkˌbʌs.tɚ/

1.

a film, book, or product that is a great commercial success

:

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The new superhero movie is expected to be a summer blockbuster.

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Her latest novel became an instant blockbuster, selling millions of copies.

:

hit smash success winner sensation

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blockbusting