<p><strong>Noun</strong></p><ul><li>Informal: any person or thing.</li><li>Example: That shark was a mean-looking booger.</li><li>Example: Paddle the little booger and send him home.</li><li>Slang: a piece of dried mucus in or from the nose.</li><li>bogeyman.</li><li>Chiefly South Midland and Southern U.S.: any ghost, hobgoblin, or other frightening apparition.</li></ul>