A
pleb. Or someone
annoying or just, on a very good night, a member of the public. Plural ("Cinderblocks")
may be abbreviated to "cinders"
(While driving through a town at night, as you pass some
townies or plebs): "Wooooooooooooaaaah cinderblock!!!"
This
may be shortened to "wooooooooooah cinders", "
bloody cinders", "pissin cinders", etc. as required