Yankee Doodle Syllabification: (Yan·kee Doo·dle)Pronunciation: /ˈdo͞odl/Definition of Yankee Doodle noun 1 (also Yankee Doodle Dandy) a song popular during the American Revolution. Informally regarded as a national song, it is the official state song of Connecticut. 2Britishanother term for Yankee (sense 1).Yankee Doodle in other Oxford dictionaries Definition of Yankee Doodle in the British & World English dictionary