Definition & Meaning of "move mad"in English

What does "to move mad" mean in British slang?

It is used in British Multicultural London English (MLE) and UK slang to mean acting crazy, wild, or out of control, whether in a social, confrontational, or reckless context. People typically say "Why are you moving mad?" or "He moved mad at the party last night." The term originated in early 2000s London street and grime culture, and remains common in UK youth slang.