Southern US (5)
(Other definitions for north that I've seen before include "Compass bearing" , "Prime Minister" , "Bridge position" , "Former PM" , "Direction of Edinburgh from Cardiff" .)
(Other definitions for dixie that I've seen before include "Seceding states" , "Southern states that seceded from the USA in 1861" , "Camp-kettle" , "South America's" , "Confederate US states" .)