'Baron Munchausen' definitions:

Definition of 'Baron Munchausen'

From: WordNet
noun
German raconteur who told preposterous stories about his adventures as a soldier and hunter; his name is now associated with any telling of exaggerated stories or winning lies (1720-1797) [syn: Munchhausen, Karl Friedrich Hieronymus von Munchhausen, Munchausen, Baron Munchausen]