xmm
xmm is an abbreviation for xiao mei mei which in chinese is 小妹妹. Often for little girls which are typically from 11 - 14 years old. Typically smokes viceroy hokkaido and always dates someone older than her. Low SES xmm has an escooter and wear bushido where as high SES xmm takes grab everywhere and wheres kaws.
Example:
dgg : u wan go siamdiu
xdd : k can but must bring xmm hor
*xmm arrives*
xdd : starts drooling
dgg : u wan go siamdiu
xdd : k can but must bring xmm hor
*xmm arrives*
xdd : starts drooling