<p><strong>adjective</strong></p><ul><li>fivefold; consisting of five parts.</li><li>five times as great or as much.</li><li>Music: having five beats to a measure.</li></ul><p><strong>noun</strong></p><ul><li>a number, amount, etc., five times as great as another.</li></ul><p><strong>verb</strong> (used with or without object)</p><ul><li>quin·tu·pled, quin·tu·pling: to make or become five times as great.</li></ul>