令人发指 lìngrénfàzhǐ to make one's blood boil Definitions Defs Origin Strokes Stroke Words Sentences Sents 令人 lìngrén verb to cause one to To cause people to feel a certain way or to make one do something.发指 髮指 fàzhǐ to bristle with anger To be extremely angry; used to describe a state of rage where one's hair seems to stand on end from fury.