Meaning of the word flatline in English

What does flatline mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

flatline

US /ˈflæt.laɪn/
UK /ˈflæt.laɪn/

Verb

1.

(of a person or their heart) die

Example:
The patient's heart rate began to flatline.
If we don't act quickly, he might flatline.
2.

(of a rate or level) show no change; remain at a consistently low level

Example:
Sales have continued to flatline for the past quarter.
The economy is expected to flatline for the next few years.