Pronunciations
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/ˈflætˌlaɪn/
Noun
An asystole; the absence of heart contractions or brain waves. The disappearance of the rhythmic peaks displayed on a heart monitor.
An asystole; the absence of heart contractions or brain waves. The disappearance of brain waves on an electroencephalogram.
- Examples
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When brain function ceases, the electroencephalogram shows flatline recordings.
An unchanging state, as indicated in a graph of a variable over time.
Usage- also
- Figurative
- Examples
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More examples (1)
Thus, you hear words like "flatline recession," "improvement at a greatly reduced rate," "economic hiccup," "recessionette," "rolling readjustment" and "the economy is double clutching."
A line that is run low to the water from the rod tip, generally off a release clip of some type.
Verb
To stop beating.
Usage- Intransitive
- of the heart
To die.
Usage- broadly
- Intransitive
To kill.
Usage- Slang
- Transitive
- Examples
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If looks could kill, Mona's sharp gaze would have flatlined him in one second.
More examples (1)
After all she'd been through, she needed sleep and food to heal, not endure a lovemaking session that was so passionate that it had pretty much flatlined him as well.
To remain at the same level, without development; or, to fall.
Usage- Informal
- Intransitive
- Examples
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The economy in Northern Ireland is flatlining and jobs are scarce.
But passenger numbers have since recovered to only 85% of pre-March 2020 levels, and growth has flatlined.
To experience significantly decreased rates of change compared to previous rates of change.
Usage- of a graph
- Examples
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Upon upload, the video got 1,000 views/day for the first week, then flatlined and started getting fewer than ten views/day.
To fish using a flatline.
Usage- Intransitive