亮红牌

Traditional (Taiwan): 亮紅牌

liànghóngpái ㄌㄧㄤˋ ㄏㄨㄥˊ ㄆㄞˊ

    • to disqualify someone
    • to order something stopped

Character by character

Saying俗语俗語

Idiom惯用语 · In everyday use

Literally
show the red card
Meaning
To disqualify someone or order something stopped, as a referee sends a player off in football.

Sources