warningsymbol
nounUK /ˈwɔːnɪŋ ˈsɪmbəl/
US /ˈwɔːrnɪŋ ˈsɪmbəl/
A warning symbol is a picture or sign that tells you to be careful.
The warning symbol on the bottle means the liquid is not safe to drink.
OTHER MEANINGS
2. A small icon on a screen that shows something may be wrong.
A warning symbol appeared on the phone when the battery got too hot.
3. A mark on a machine or tool that tells people about a possible danger.
The warning symbol near the blades reminded workers to keep their hands away.
4. A picture used on roads to help drivers stay safe.
The warning symbol showed a deer, so drivers slowed down.