southbound

American

[south-bound] / ˈsaʊθˌbaʊnd /

adjective

traveling southward.
pertaining to southward travel.

southbound British

/ ˈsaʊθˌbaʊnd /

adjective

going or leading towards the south

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of southbound

First recorded in 1880–85; south + -bound ²

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

On a weekday evening last month, Mumbai's southbound Aqua Line metro train nearly emptied out a couple of stops before the final one.

From BBC • Apr. 19, 2026

However, less is known about the underground railroad that ran southbound to Mexico.

From Los Angeles Times • Apr. 16, 2026

The M1 is shut southbound after a serious crash near Luton Airport.

From BBC • Apr. 3, 2026

"Over the following days, the airline will operate empty flights southbound to pick up approximately 3,000 customers already at destination and return them home," Canada's national carrier said in a statement.

From Barron's • Feb. 9, 2026

The train steward, my supervisor, calls me over one day during the southbound run.

From "X: A Novel" by Ilyasah Shabazz

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023