A warning is a notice or indication that something dangerous, difficult, or unpleasant may happen. It can also refer to an official notification issued by someone in authority to give information about a potential danger or hazard.
Usage examples
Warning: This product contains allergens such as peanuts and wheat. Please read the ingredient list carefully before consuming.
Warning: The road ahead is icy and dangerous. Drive with caution and use tire chains if necessary.
Warning: This email may contain sensitive and confidential information. Please ensure that it is being sent to the intended recipient only.
Warning: This website is not secure. Avoid entering personal or sensitive information.
Warning: This medicine may cause drowsiness. Do not operate heavy machinery or drive after taking it.
Warning: The content shared in this video may be disturbing or inappropriate for younger viewers. Viewer discretion is advised.
Warning: The following movie contains intense violence and explicit language. Viewer discretion is advised.
Warning: Smoking may cause serious health issues including lung cancer and heart disease.
Warning: Opening this attachment from an unknown source could result in a malware infection. Proceed with caution.
Warning: This product must be kept out of reach of children to prevent choking hazards.