southbound

adjective

south·​bound ˈsau̇th-ˌbau̇nd How to pronounce southbound (audio)
: traveling or heading south

Examples of southbound in a Sentence

The southbound lanes are closed to traffic.
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Turn right again to continue onto the I-35E frontage road and follow signs to enter southbound. Hedija Spahalic, Dallas Morning News, 19 Mar. 2026 Now that the vehicles have been moved, the roadway leading to the former border crossing is clear, offering a potential option for diverting some of the southbound traffic. Alexandra Mendoza, San Diego Union-Tribune, 18 Mar. 2026 Mariscal and her dog were walking southbound crossing a driveway of a shopping center when they were struck by a pick-up truck making a southbound turn from the center onto Cedar Boulevard, police said. Jason Green, Mercury News, 18 Mar. 2026 On March 4, a 46-year-old woman was walking southbound on the southbound shoulder of Vista Boulevard, just north of Highway 160. Christa Swanson, CBS News, 17 Mar. 2026 See All Example Sentences for southbound

Word History

First Known Use

1655, in the meaning defined above

Time Traveler
The first known use of southbound was in 1655

Browse Nearby Words

Cite this Entry

“Southbound.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/southbound. Accessed 27 Mar. 2026.

Kids Definition

southbound

adjective
south·​bound ˈsau̇th-ˌbau̇nd How to pronounce southbound (audio)
: headed south
a southbound train

More from Merriam-Webster on southbound

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

More from Merriam-Webster