闲嗑牙

Traditional (Taiwan): 閒嗑牙

xiánkēyá ㄒㄧㄢˊ ㄎㄜ ㄧㄚˊ

    • to chat idly
    • to gossip casually

Character by character

Saying俗语俗語

Idiom惯用语 · Widely known

Literally
idly crack teeth
Meaning
To chat idly or gossip casually.

Sources