看苗头

Traditional (Taiwan): 看苗頭

kànmiáotou ㄎㄢˋ ㄇㄧㄠˊ ˙ㄊㄡ

    • to watch for early signs of a trend or development

Character by character

Saying俗语俗語

Idiom惯用语 · Widely known

Literally
watch the sprouts
Meaning
To watch for early signs of a trend or development.

Sources