唱单刀会

Traditional (Taiwan): 唱單刀會

chàngdāndāohuì ㄔㄤˋ ㄉㄢ ㄉㄠ ㄏㄨㄟˋ

    • to go alone and fearless into a difficult setting and succeed

Character by character

Saying俗语俗語

Idiom惯用语 · Widely known

Literally
to perform 'Going alone to the feast'
Meaning
To go alone and fearless into a difficult setting and succeed. Approving; refers to Guan Yu's bold solo trip to a rival's banquet.

Sources