A person who takes hard drugs and is skiiny and pale.
Often seen riding at night on stolen girls mountain bikes or trying to sell items of stolen equipment to feed there habbit.
A skinny, pale person with missin or black teeth. Usualy from a council estate. buys and sells stolen goods, sells drugs 2 kids. and in laymans terms - scum of the earth!
"That, Charmaine from the yellow estate looks lyk a smack rat, dont you think?"