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.
Saturday on the right shoulder of the 51st Street off-ramp to the southbound freeway, the California Highway Patrol reported. City News Service, Daily News, 30 May 2026 Two motorists were killed Friday on Interstate 5 near San Diego International Airport in a predawn crash involving two SUVs, including one heading north on the southbound side of the freeway. City News Service, San Diego Union-Tribune, 29 May 2026 The 39-year-old victim was attacked aboard the southbound train stopped at the Parkside Ave. Colin Mixson, New York Daily News, 29 May 2026 The southbound lane will remain closed at all times. Corey Schmidt, Sacbee.com, 29 May 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 1 Jun. 2026.

Kids Definition

southbound

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

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