JIMSON WEED Meaning of JIMSON WEED in English [ 'dʒɪms(ə)n ](also jimpson weed ) ■ noun North American term for thorn apple .OriginC17 (orig. as Jamestown weed ): named after Jamestown in Virginia. Concise Oxford English vocab. Сжатый оксфордский словарь английского языка. 2004