smash hit

smash hit idiom
An outstanding success, as in She was a smash hit in the role of the governess, or His first book was a smash hit but this one isn't doing well. [c. 1920]

The American Heritage® Dictionary of Idioms by Christine Ammer. Copyright © 2003, 1997 by The Christine Ammer 1992 Trust. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.