warning label
nounUK /ˈwɔː.nɪŋ ˌleɪ.bəl/
US /ˈwɔːr.nɪŋ ˌleɪ.bəl/
A warning label is a small sign on a thing that tells you to be careful.
The warning label on the medicine bottle says to keep it away from children.
OTHER MEANINGS
2. A printed notice on a product that explains dangers or rules for safe use.
Read the warning label before you use the cleaning spray.
3. A short message on packaging that tells you about possible harm.
The toy has a warning label about small parts.
4. A tag or mark that alerts people to a risk.
Workers must check the warning label on every machine.