Definition, Meaning & Synonyms
boom
noun / verb
/buːm/
![](https://vocabdictionary.com/wp-content/uploads/2024/11/brand_identity-01.png)
Definition
A sudden, loud noise or a significant increase in activity or growth.
![](https://vocabdictionary.com/wp-content/uploads/2024/11/migrate-02.png)
Examples
- The boom of thunder echoed across the valley.
- After the new factory opened, the local economy experienced a boom.
![](https://vocabdictionary.com/wp-content/uploads/2024/11/ux-02.png)
Meaning
The term ‘boom’ can refer to a loud sound, like an explosion, or the rapid expansion of an economy or industry.
![](https://vocabdictionary.com/wp-content/uploads/2024/11/text-file-font.png)
Synonyms
- bang
- explosion
- increase
- surge
- upswing