一本正经 Save Sign in to save words Traditional (Taiwan): 一本正經 yīběnzhèngjīng ㄧ ㄅㄣˇ ㄓㄥˋ ㄐㄧㄥ 男 女 in deadly earnest deadpan idiom Character by character 一(yī)one 本(běn)root 正(zhèng)straight 经(jīng)classics A Chinese word or character, or English Search Sources CC-CEDICT, CC BY-SA 4.0 pinyinjs, Apache-2.0