下脚料

Traditional (Taiwan): 下腳料

xiàjiǎoliào ㄒㄧㄚˋ ㄐㄧㄠˇ ㄌㄧㄠˋ

    • remnants of material from an industrial process
    • offcut
    • scraps

Character by character

Saying俗语俗語

Idiom惯用语 · Widely known

Literally
leftover scraps from processing
Meaning
Offcuts left over when raw material is processed; figuratively, something or someone of little value. Often dismissive.

Sources