A milly is a northern irish girl who wears a wide range of graments from track suites to mini shorts. Millys can be a bit chavish at times or come across as a bit of a tart. Millys normally have hir in very tight side or normal pony tail. they usually call each other my wee sexy bith or refer to each other as wee baby and pricess or smexi biach etc.
milly- hey bitch guess who im going out with ... bob
millys friends- omg wow thats like so great
normal person- hey hasnt she just dumpted scott
normal persons friend- shes being out with 3 different people this week.
normal person- she a bit of a slut