敲缸沿

qiāogāngyán ㄑㄧㄠ ㄍㄤ ㄧㄢˊ

    • to egg someone on from the side
    • to hint indirectly

Character by character

Saying俗语俗語

Idiom惯用语 · Rarely used now

Literally
tap the rim of the vat
Meaning
A variant of 敲边鼓: to egg someone on or support from the side, or to hint indirectly.

Sources