不沾弦

bùzhānxián ㄅㄨˋ ㄓㄢ ㄒㄧㄢˊ

    • to be unrelated
    • to be far from the point

Character by character

Saying俗语俗語

Idiom惯用语 · Rarely used now

Literally
not touching the string
Meaning
Variant of 不沾边儿: unrelated or far from the point.

Sources