<p><strong>Noun:</strong></p><ul><li>A student in the second year of high school or college.</li><li>A person or group in the second year of any endeavor: "He's a sophomore on Wall Street."</li></ul><p><strong>Adjective:</strong></p><ul><li>Of or relating to a sophomore.</li><li>Of or being a second effort or second version: "Their sophomore album was even better than their first."</li></ul>