A police officer, one of the classic original emoji dating back to the earliest Unicode sets, used literally for law enforcement but also very commonly as a lighthearted 'grammar police' or 'joke police' tag when someone corrects a minor mistake online. Trivia: this emoji's badge design and cap style vary noticeably by platform — some render an obviously US-style peaked cap while others use a more generic international look, occasionally sparking mild debates about cultural bias in emoji design.
Keywords: apprehend, arrest, citation, cop, law, officer, over, police, pulled, undercover