一鼻孔出氣

一鼻孔出气
kǒngchū
  1. lit. to breathe through the same nostril (idiom); fig. two people say exactly the same thing (usually derog.)
  2. to sing from the same hymn sheet

CEDICT

  1. (now derogatory) to sing the same tune
  2. to sing the same tune

Wiktionary

比喻彼此互通聲息採取相同態度主張

重編國語辭典

彼此互通聲息採取相同態度主張

維基詞典

Entry Composition