The ð emoji signifies content not suitable for minors.
Unicode: U+1F51E
The ð emoji depicts the phrase 'no one under eighteen' and is used to indicate that the associated content or material is intended for mature audiences only. It serves as a warning or advisory for potentially explicit, adult-oriented, or age-restricted content.
"Hey, just a heads up, this movie has a ð rating due to some intense scenes."
"The new game update includes a ð mode with more realistic violence and gore."