大手笔

Traditional (Taiwan): 大手筆

dàshǒubǐ ㄉㄚˋ ㄕㄡˇ ㄅㄧˇ

    • a famous writer or their work
    • a grand-scale undertaking by a master

Character by character

Saying俗语俗語

Idiom惯用语 · Widely known

Literally
big hand-brush
Meaning
A famous writer or their work; now also a grand-scale undertaking by a master. Approving.

Sources