1.relating to the poorest and least educated people from the working class 〔工人阶级中的部分人〕极度贫困无知的
2large, heavy, and lumpy 笨重的
Her body felt lumpen and awkward.
她感到身体臃肿笨重。
Examples from the Corpus
lumpen• These were the days when rock was being shooed out in disgrace, a lumpen confusion of scratched armpits and muddled motives.• The individuality and richness of their lives - given a glance of a chance - mocked such lumpen labels.• Both families had been transformed from what might be called a lumpen peasantry into what Marx did call the lumpen proletariat.
Originlumpen
(1900-2000)lumpenproletariat“lowest part of the population”((20-21 centuries)), from German, from lump“dirty untidy person” + proletariat“proletariat”