superhighway

noun

su·​per·​high·​way ˌsü-pər-ˈhī-ˌwā How to pronounce superhighway (audio)
ˈsü-pər-ˌhī-
1
: a multilane highway (such as an expressway or turnpike) designed for high-speed traffic
2

Examples of superhighway in a Sentence

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.
The documentary, executive produced by Susan Chun, gives a rare look at how Ecuador became a narco superhighway. Michael Rios, CNN Money, 10 Aug. 2025 The carp escaped into the Mississippi River, which has functioned as a superhighway to travel north. Madeline Heim, jsonline.com, 24 July 2025 Obama doesn't get nearly enough flack for the NATO bombing campaign in Libya, one of the most short-sighted and memory-holed American military actions in history that had the twofer effect of destroying that entire country while also opening up a superhighway of mass immigration into Europe. Carlo Versano, MSNBC Newsweek, 16 June 2025 In the Plowshare film, a crude animation illustrates a zipper of nuclear blasts from the Atlantic to the Pacific, to excavate a sea-level channel up to two hundred feet wide and one thousand feet deep, an oceanic superhighway across Costa Rica or Nicaragua. Literary Hub, 11 June 2025 See All Example Sentences for superhighway

Word History

First Known Use

1924, in the meaning defined at sense 1

Time Traveler
The first known use of superhighway was in 1924

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Cite this Entry

“Superhighway.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/superhighway. Accessed 10 Sep. 2025.

Kids Definition

superhighway

noun
su·​per·​high·​way ˌsü-pər-ˈhī-ˌwā How to pronounce superhighway (audio)
1
: a highway designed for high-speed traffic
2
Last Updated: - Updated example sentences
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