Definition
A booger is dried nasal mucus, or snot. π Think of it as the crusty remains of your nose's defense system. When mucus dries out, it hardens and forms a booger. They can trap dust, pollen, and other irritants that you inhale. While not the most appealing topic, boogers are a normal part of life. They're a sign that your nose is doing its job of filtering the air you breathe. π¨