What does Shanghainese mean by laughing? All I know is that it means fighting.

The "cash fee" in Shanghai dialect has two meanings; One refers to direct action; The second is to fight back directly and without mercy.

[example]

Once the bonus is issued, spend it now. You just paid the bonus, so you can use it.

Let's talk in front of Xiao Li. It's strange not to allocate cash. This sentence means that if you say this sentence in front of Xiao Li, it will be strange if you are not directly and mercilessly attacked by him.