underpass

noun

un·​der·​pass ˈən-dər-ˌpas 

: a crossing of a highway and another way (such as a road or railroad) at different levels

also : the lower level of such a crossing

Examples of underpass in a Sentence

We stood on the bridge and looked down at the underpass.

Recent Examples on the Web

Family, friends and spectators line the embankments, looking down from pedestrian bridges and the underpasses, holding up signs and cheering. —George Caulkin, New York Times, 6 Sep. 2025

Avoid low-lying washes and underpasses. —Staff Reports, AZCentral.com, 5 Sep. 2025

Flash flooding of small creeks and streams, urban areas, highways, streets and underpasses as well as other poor drainage and low-lying areas. —Maia Pandey, jsonline.com, 19 Aug. 2025

Flash flooding is ongoing or expected to begin soon in small creeks and streams, urban areas, highways, streets, underpasses and areas with poor drainage, NWS officials said. —Katie Langford, Denver Post, 19 Aug. 2025

Word History

First Known Use

1903, in the meaning defined above

Rhymes for underpass

• candlemas
• fiberglass
• fibreglass
• hourglass
• isinglass
• lemongrass
• martinmas
• orchardgrass
• overpass
• plexiglas
• plexiglass
• sassafras

Kids Definition

underpass

noun

un·​der·​pass -ˌpas 

: a passage underneath something (as for a road passing under another road)