pumpernickel
Pronunciation: /ˈpʊmpəˌnɪk(ə)l, ˈpʌm-/
Definition of pumpernickel
noun
Origin:
mid 18th century: transferred use of German Pumpernickel 'lout, bumpkin', of unknown ultimate origin
mid 18th century: transferred use of German Pumpernickel 'lout, bumpkin', of unknown ultimate origin