English · Slang Attested 18+

bust someone's ass

In real, traceable use. Part of the curated seed collection; community review is coming.

Also seen as: bust one's ass

Sense 1

Both English Tiếng Việt

Meaning · English

To hurt or beat up.

Nghĩa · Tiếng Việt

Đánh hoặc làm đau ai đó

Machine-translated — suggest a fix

⚠ Register: slang, vulgar

Where it’s used: Used American English

Say that again and I'm going to bust your ass.

Usage example from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30)

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

Both English Tiếng Việt

Meaning · English

To work very hard, to put in a great amount of effort.

Nghĩa · Tiếng Việt

làm việc chăm chỉ

Machine-translated — suggest a fix

⚠ Register: slang, vulgar

Where it’s used: Used American English

Sources & notes

Adapted from English Wiktionary (CC BY-SA 4.0, retrieved 2026-07-30 via kaikki.org).

What does “bust someone's ass” mean?

To hurt or beat up.

Is “bust someone's ass” formal or informal?

bust someone's ass is generally slang, vulgar.

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