English · Slang Candidate

flatline

Proposed by a contributor, not yet supported by evidence.

Both English Tiếng Việt

Meaning · English

To kill.

Nghĩa · Tiếng Việt

Giết

Machine-translated — suggest a fix

Where it’s used: Used American English

If looks could kill, Mona's sharp gaze would have flatlined him in one second.

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).

Common questions

What does “flatline” mean?

To kill.

Is “flatline” formal or informal?

flatline is generally slang.

👁 Views 0 today 0 past 7 days 0 this month 0 all time