southbound

adjective
UK /ˈsaʊθ.baʊnd/
US /ˈsaʊθ.baʊnd/

Going toward the south.

We took the southbound train to visit Grandma.


OTHER MEANINGS

2. Moving or traveling in a southerly direction, as of traffic or a vehicle.

The southbound lanes were closed after the accident.

3. Located on or facing the south side.

The southbound windows get the most afternoon sun.

4. A person or thing that is traveling toward the south.

The southbound passengers waited at the platform.