(n) 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. Karl Friedrich Hieronymus von Munchhausen, Baron Munchausen, Munchausen
The Collaborative International Dictionary of English (GCIDE) v.0.53 Collaborative International Dictionary (GCIDE)
n. [ So called in allusion to Baron Munchausen's extravagant tales of travel. ] An extravagant fiction embodying an account of some marvelous exploit or adventure. [ 1913 Webster ]