回怼 Traditional form: 回懟 Pinyin (reading): huíduǐ Definitions: (Internet slang) to retaliate verbally; to hit back (at critics) Characters: 回 - to return, to turn around; a time 怼 - hatred, resentment; to dislike, to hate Traditional characters: 回 - to return, to turn around; a time 懟 - hatred, resentment; to dislike, to hate