A last name,usually describes a man or woman of fancy taste.
Dulongs are always nice and can be quite the lady or gentleman. Never leave a Dulong they will be rich and take care of anyone in need.
Boy 1:whoa that man just have $100 to a man in need
Boy 2:he's a Dulong
Using a patrol vehicle to ram the ever living shit out of a pursuit suspect.
Man did you see that pursuit? He really Dulonged the fuck out of that guy.