道半个不字

Traditional (Taiwan): 道半個不字

dàobàngèbùzì ㄉㄠˋ ㄅㄢˋ ㄍㄜˋ ㄅㄨˋ ㄗˋ

    • to voice even the slightest objection

Character by character

Saying俗语俗語

Idiom惯用语 · Rarely used now

Literally
say half a word of 'no'
Meaning
To voice even the slightest objection. Usually used in negatives, as in 'no one dared say a word against it'.

Sources