A surname. / Joe Biden, 46th and current president of the United States (2021–present).

Any extinct therapsid of the superfamily Bidentalia

plural of bidentalian

(virology) Any DNA virus of the genus Bidensovirus

plural of bidensovirus

plural of Bidenite

plural of Bidenism

(US politics) A supporter of American politician and US president Joe Biden.

(US politics) Pertaining to, resembling, or characteristic of Joe Biden (born 1942), American politician, the 47th vice president and currently serving as the 46th president of the United States.

(US politics) The economic ideas and policies of Joe Biden (born 1942), American politician and the 46th president of the United States.