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
Even as major companies pare back or flatline diversity commitments, a few, including Costco and Cisco, have publicly defended DEI.
—
Jessica Guynn, USA Today, 19 May 2025
For the city’s bars, the number of liquor licenses has flatlined in recent years, according to Pat Doerr, director of the Hospitality Business Association of Chicago.
—Jake Sheridan, Chicago Tribune, 23 June 2025
At its Premier Inn hotel division – which is responsible for almost three-quarters of group turnover – sales flatlined in the three month period due to enduring weakness in its home territory.
—Royston Wild, Forbes.com, 19 June 2025
Despite having studied in the United States, her job prospects have flatlined ever since switching careers.
—Siddhant Adlakha, Variety, 17 June 2025
See All Example Sentences for flatline
Jessica Guynn, USA Today, 19 May 2025
For the city’s bars, the number of liquor licenses has flatlined in recent years, according to Pat Doerr, director of the Hospitality Business Association of Chicago.
—Jake Sheridan, Chicago Tribune, 23 June 2025
At its Premier Inn hotel division – which is responsible for almost three-quarters of group turnover – sales flatlined in the three month period due to enduring weakness in its home territory.
—Royston Wild, Forbes.com, 19 June 2025
Despite having studied in the United States, her job prospects have flatlined ever since switching careers.
—Siddhant Adlakha, Variety, 17 June 2025
See All Example Sentences for flatline
Recent Examples of Synonyms for flatline
Verb
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Deputies rendered life-saving help, but the suspect died at the location.—
Michelle Cruz,
AZCentral.com,
14 July 2025
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The department’s homicide unit is investigating the death, as is the department’s protocol when someone dies while in custody.—
Teri Figueroa,
San Diego Union-Tribune,
14 July 2025
Verb
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The Northern Territory has previously experienced cases of falling trees causing death, per the outlet.—
Gabrielle Rockson,
People.com,
21 July 2025
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National Ice Cream Day is celebrated on the third Sunday of July, which falls on July 20 this year.—
Dina Kaur,
AZCentral.com,
21 July 2025
Verb
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At the time, Mao was on the back foot politically after his disastrous Great Leap Forward, an industrialization campaign in which as many as 45 million people perished in famines.—
M. Taylor Fravel,
Foreign Affairs,
18 July 2025
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These are some of the memories Lacy and John Lawrence will treasure of their 8-year-old twin daughters who both perished in the Texas Hill Country floods that took the lives of at least 134 people, including 27 campers and counselors at Camp Mystic.—
Joan Chrissos
July 17,
Miami Herald,
17 July 2025
Cite this Entry
“Flatline.” Merriam-Webster.com Thesaurus, Merriam-Webster, https://www.merriam-webster.com/thesaurus/flatline. Accessed 2 Aug. 2025.
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