Vernacular, according to the appropriate, what do you mean?

"Flying man" means gangster boss in Mandarin, and it is widely used in Hong Kong, belonging to Cantonese in Hong Kong.

The Cantonese meaning of "sword" refers to manipulation and operation. For example, the English translation of "FIT" is "fly", and Cantonese speakers in Hong Kong like to add some English. The full name of "Fei" in Cantonese is "Fei Zi", which refers to some hooligans, gangsters and juvenile delinquents who often gather together to idle away.

Jianghu Lip Book:

One of the meanings of "big brother" is that "lip language" is slang.

Nowadays, in many films depicting the underworld in Hong Kong, the word "Shoubazi" often comes from Lip Dictionary, which means "the man at the helm", meaning that the man at the helm is naturally the boss of the group.

Later, I don't know who turned it into a handle. In Cantonese subtitles, "Shoufitren" and "Shoubazi" have the same meaning, but the Cantonese version is different from the Mandarin version, and the meaning is the same. Raise the handle, which means boss.