<p><strong>Noun</strong></p><ul><li>Joseph (Robinette), Jr. [rob-in-et]: born 1942, U.S. politician: vice president 2009–17; 46th president of the United States since 2021.</li><li>Jill (Jill Tracy Jacobs): born 1951, U.S. First Lady since 2021 (wife of Joseph Biden, Jr.).</li></ul>