southernadjective(also Southern) uk /ˈsʌð.ən/ us /-ɚn/ (written abbreviation S, US also So.)
- The ship passed Land's End, then steered towards southern Ireland.
- Unsettled weather will stretch from the middle Mississippi Valley to the southern Middle Atlantic States.
- The sunbelt stretches from Florida to southern California.
- The Everglades are an area of swamp in southern Florida.
- In her last novel, the action moves between Greece and southern Spain.