Definitions:
the direction towards the point of the horizon 90° clockwise from east, or the point on the horizon itself

the southern part of the world or of a specified country, region, or town

the player sitting opposite and partnering north

lying towards, near, or facing the south

of or denoting the southern part of an area, city, or country or its inhabitants

to or towards the south

below (a particular amount, cost, etc.)

move towards the south