What is Hak Seh Wui?
1.
The Asian (primarily Chinese) mafia. Typically associated with 1980's Mitsubishi vans with the sliding doors, scrawny Asians in wife beaters wielding machetes and metal chains as depicted in such movies like Young and Dangerous series.
"Hak sei wui pek yau ah!!"
Translation: The mafia is here to kick ass.
