English · Phrasal verb Attested

bad up

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

Sense 1

Both English Tiếng Việt

Meaning · English

To badmouth; criticise or malign

Nghĩa · Tiếng Việt

Bôi nhọ, chỉ trích hoặc bôi lem

Machine-translated — suggest a fix

Where it’s used: Used American English

I ain't gotta be a rapper with a chain 'Cause the rules are kinda different when you're baddin' up the game.

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 make (someone) paranoid or messed up, e.g., emotionally or from drugs.

Nghĩa · Tiếng Việt

Làm cho ai đó hoang mang hoặc rối loạn

Machine-translated — suggest a fix

Sources & notes

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

What does “bad up” mean?

To badmouth; criticise or malign

Is “bad up” formal or informal?

bad up is generally slang.