各打五十大板

gèdǎwǔshídàbǎn ㄍㄜˋ ㄉㄚˇ ㄨˇ ㄕˊ ㄉㄚˋ ㄅㄢˇ

    • lit. to give each one a flogging of fifty strokes (idiom)
    • fig. to punish the guilty and the innocent alike
    • to put the blame on both parties

Character by character

Saying俗语俗語

Idiom惯用语 · In everyday use

Literally
each gets fifty strokes of the big paddle
Meaning
Punishing or blaming both sides equally without deciding who is right. It is usually mildly critical, of a lazy or evasive judgement.

Sources