flatliner

/ˈflætlaɪnər/
noun
  1. A person who has died or whose heart has stopped beating, especially one who is later revived.
    • In the story, the flatliner described a bright light during his near-death experience.
    • The hospital has a special unit for flatliners who are brought back to life.
    • The paramedics worked on the flatliner for ten minutes before his pulse returned.
  2. A person or thing that shows no growth, activity, or change.
    • He was a flatliner in his job, doing the same tasks every day without ambition.
    • The company was a flatliner, with no new products or ideas for years.
    • The stock was a flatliner, barely moving up or down all month.
What does "flatliner" mean? | whatsthatwordmean | whatsthatwordmean