充大肚汉

Traditional (Taiwan): 充大肚漢

chōngdàdùhàn ㄔㄨㄥ ㄉㄚˋ ㄉㄨˋ ㄏㄢˋ

    • to put on a show of being rich or generous

Character by character

Saying俗语俗語

Idiom惯用语 · Rarely used now

Literally
pose as a big-bellied man
Meaning
To put on a show of being rich or generous when one is not.

Sources