Boom
4 lettersnouncommonUpdated February 2026
Definition
A loud, deep sound or a period of rapid economic growth.
“The boom of thunder echoed across the valley.”
Related Words
Word Game Tips
🟩
Wordle
Double O with B-O-O-M pattern.
🔤
Scrabble
Worth 8 points with double M.
Explore Similar Words
Try These Tools
Dictionary References
Look up boom in an authoritative dictionary for full definitions, pronunciation, and etymology.
Ready to test your word skills?
Download Word Challenge and challenge yourself with our daily word puzzles. Guess the hidden word in six tries or fewer!