Read Edit View history 不由分说 bùyóufēnshuō summarily Origin Definitions Defs Strokes Stroke Words Sentences Sents Senses Add sense 不由分说/ 不由分說 bùyóufēnshuō summarily idiom · to allow no explanation 他不由分说地把我拉出了房间。 Edit Delete References Add reference No references for this word.