What does "belt out" mean?

To sing (a song) loudly; to emit (music) loudly.

What is a synonym for "belt out"?

Common synonyms include: belt, belted, blare, blare out.

verb, slang

verb, slang ·Moderate ·College level

Verb

1
To sing (a song) loudly; to emit (music) loudly. informal, transitive
"He belted out Sweet Child of Mine at the karaoke."
2
sing loudly and forcefully wordnet
3
To hit or strike (something). slang, transitive

"He belted out Sweet Child of Mine at the karaoke."