A cap with a large, flat top and a stiff brim, commonly worn as part of a uniform by law enforcement or military personnel; also known as 大檐帽dàyánmào
law enforcement personnel
(metonymy) Personnel working for law enforcement, judicial, or administrative agencies who wear a peaked cap as part of their official uniform
blocked shot
(basketball) An act of swatting down an opponent's shot; equivalent to the Taiwan term 大火锅dàhuǒguō