一个鼻孔出气

Traditional (Taiwan): 一個鼻孔出氣

yīgèbíkǒngchūqì ㄧ ㄍㄜˋ ㄅㄧˊ ㄎㄨㄥˇ ㄔㄨ ㄑㄧˋ

    • to be in cahoots
    • to hold the same stance and act in step with someone

Character by character

Saying俗语俗語

Idiom惯用语 · In everyday use

Literally
breathing out of the same nostril
Meaning
Holding the same stance and acting in step with someone. Usually derogatory, suggesting collusion. Close to 'in cahoots'.

Sources