打顺风旗

Traditional (Taiwan): 打順風旗

dǎshùnfēngqí ㄉㄚˇ ㄕㄨㄣˋ ㄈㄥ ㄑㄧˊ

    • to go along with others with no view of one's own
    • to be a yes-man

Character by character

Saying俗语俗語

Idiom惯用语 · Rarely used now

Literally
wave the flag with the wind
Meaning
To keep going along with what others say or do, with no view of your own. Critical. Close to 'to go with the flow' or 'to be a yes-man'.

Sources