: 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.
Crash reported on southbound I-435 There has been a crash on I-435 between US-50/Exit 71 and 103rd Streetreet/104th Street. — Kansas City Star Bot, Kansas City Star, 21 Sep. 2026 The Texas Department of Transportation reported the north and southbound lanes of I-35, just north of I-20, were closed to traffic for several hours. — Harriet Ramos, Fort Worth Star-Telegram, 18 Sep. 2026 Police said two northbound lanes and two southbound lanes of the Edens Expressway were blocked after the crash. — Todd Feurer, CBS News, 18 Sep. 2026 The project has required the full closure of Book Road from 75th Street to 87th Street and a partial closure from 87th Street to 95th Street, where only local southbound traffic is permitted. — Carolyn Stein, Chicago Tribune, 18 Sep. 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

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Cite this Entry

“Southbound.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/southbound. Accessed 29 Sep. 2026.

Kids Definition

southbound

adjective
: headed south
a southbound train
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