Definition, Meaning & Synonyms
red-flag
Noun
/ˈrɛd flæɡ/

Definition
A red flag is a warning sign or indicator of potential danger or trouble.

Examples
- The sudden drop in sales was a red flag for the manager, prompting an investigation.
- Ignoring the red flags in the relationship can lead to serious issues later on.
- Financial instability is often a red flag for investors.

Meaning
It suggests a situation where caution should be exercised.

Synonyms
- warning signal
- caution sign
- alert