as in to die
to stop living
the patient was fading fast, and doctors expected him to flatline before the night was over
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Example Sentences
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Recent Examples of flatline
Top performers track their metrics and get concerned when growth flatlines.
—
Jodie Cook, Forbes, 14 Mar. 2025
Advertisement Advertisement But now, support for basic science and medical research is in danger of flatlining.
—Robert Hormats, Time, 18 May 2025
Tulloch knows well that most of the projects in that spreadsheet of hers will flatline.
—Ari Daniel, NPR, 13 May 2025
Happiness is flatlining for an entire generation and many of them can’t figure out how to bring this emotion back to life again.
—Colleen Batchelder, Forbes.com, 6 May 2025
See All Example Sentences for flatline
Jodie Cook, Forbes, 14 Mar. 2025
Advertisement Advertisement But now, support for basic science and medical research is in danger of flatlining.
—Robert Hormats, Time, 18 May 2025
Tulloch knows well that most of the projects in that spreadsheet of hers will flatline.
—Ari Daniel, NPR, 13 May 2025
Happiness is flatlining for an entire generation and many of them can’t figure out how to bring this emotion back to life again.
—Colleen Batchelder, Forbes.com, 6 May 2025
See All Example Sentences for flatline
Recent Examples of Synonyms for flatline
Verb
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About 200 of those died in crashes that occurred on Chicago expressways, records show.—
Sam Charles,
Chicago Tribune,
28 May 2025
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The younger Irsay, who died last week at the age of 65, turned out to be the near opposite of his father.—
Steve Silverman,
Forbes.com,
28 May 2025
Verb
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More: Stocks fall, Dow down 800 points as bonds tank amid tax debate.—
Riley Beggin,
USA Today,
23 May 2025
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The wolf howl is as savage and lonely a sound as ever fell on human ears (the howl of a Husky sled dog is almost identical).—
Ted Updike,
Outdoor Life,
22 May 2025
Verb
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An estimated 62 percent of commercial colonies perished, according to a survey by the nonprofit Project Apis m.—
Joanna Thompson,
The Atlantic,
20 May 2025
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The plane explodes, all the commanders perish, and Nick dies along with them.—
Michileen Martin,
MSNBC Newsweek,
20 May 2025
Cite this Entry
“Flatline.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/flatline. Accessed 3 Jun. 2025.
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