Conk out
Conk out verb - To stop living.
Usage example: a list of people whose chief claim to fame is the unusual manner in which they conked out
Flatline
Flatline verb - To stop living.
Usage example: the patient was fading fast, and doctors expected him to flatline before the night was over
Mutual synonyms
Cite this Source
Flatline and Conk out. (2016). Retrieved 2026, August 09, from https://thesaurus.plus/related/conk_out/flatline
Conk out & Flatline. N.p., 2016. Web. 09 Aug. 2026. <https://thesaurus.plus/related/conk_out/flatline>.
Flatline or Conk out. 2016. Accessed August 09, 2026. https://thesaurus.plus/related/conk_out/flatline.
Google Ngram Viewer shows how "conk out" and "flatline" have occurred on timeline