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Meaning of bust one's balls | Babel Free

Verb CEFR C1

Definitions

To work very hard; to put in a lot of effort.

idiomatic, vulgar

CEFR level

C1

Advanced
This word is part of the CEFR C1 vocabulary — advanced level.

See also

bust one's butt bust one's chops bust one's gut bust one's hump bust one's neck bust out