Arthur

(noun) elected vice president and became 21st President of the United States when Garfield was assassinated (1830-1886). Synonyms: Chester A. Arthur, Chester Alan Arthur, President Arthur.

(noun) a legendary king of the Britons (possibly based on a historical figure in the 6th century but the story has been retold too many times to be sure); said to have led the Knights of the Round Table at Camelot. Synonyms: King Arthur.