no entry (U+26D4)

The emoji "⛔️" is a red circle with a diagonal line through it, also known as the "prohibited" or "not allowed" symbol. This emoji is often used in digital communication to indicate that something is not permitted or prohibited. It can be used in a variety of contexts, such as to warn others not to do something, to indicate a rule or restriction, or to express disapproval or disagreement. It is a universal symbol that is easily recognized and understood across different cultures and languages. Additionally, this emoji can be used in a formal or informal setting, and it is often used in combination with other emojis or text to convey a specific message or meaning.