A cheap Canto-Chinese
American dish widely sold in US, consists of stir fried bok choy seasoned with oyster sauce and other left over meats or vegetables. Is refered to as cheap and widely available
MAK-90's sold in the US before the Clinton ban.
AK-
47 assault rifle, or Chinese
MAK-90 variants, a slang originated in California/Bay area for chinese made Kalashnikovs. Can be Norinco and Polytech AK's.
Chinese made SKS rifle, usually modified to load AK magazines or drums.