PUMPERNICKEL Meaning of PUMPERNICKEL in English [ 'pʊmpəˌnɪk(ə)l , 'pʌm- ]■ noun dark, dense German bread made from coarsely ground wholemeal rye.OriginC18: transferred use of Ger. Pumpernickel 'lout, bumpkin'. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004