Facing the south; directed towards the south. / Located towards or in the south. / Coming from the south.

A wind blowing from the south.

In a southward direction or position; (towards the) south. / From the south.

plural of southerly

The quality or state of being southerly; direction toward the south.

(Australia, chiefly New South Wales and Western Australia) A summer cold front which works its way up the coast, bringing strong cool southerly winds to replace and relieve hot conditions.

(archaic) Clangula hyemalis, the long-tailed duck

plural of southerly buster

plural of south-southerly