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Synonyms

four-lane

American  
[fawr-leyn, fohr-] / ˈfɔrˌleɪn, ˈfoʊr- /

adjective

  1. (of a highway) having two lanes for traffic in each direction.

    a four-lane thruway.

noun

  1. Also four-laner a four-lane highway.

Etymology

Origin of four-lane

First recorded in 1920–25

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

He took the truck out on the four-lane highway dotted with other car dealerships.

From The Wall Street Journal • Jan. 7, 2026

Organisers will build a four-lane 50m pool, a six-lane sprint track and a weightlifting venue at Resorts World in Las Vegas.

From BBC • May 21, 2025

Drivers going both ways crammed into its twin four-lane drawbridge until a 150-foot-high concrete bridge opened in phases during 1983 and 1984.

From Seattle Times • Mar. 26, 2024

Since 2008, the California Department of Transportation has been widening the pass between Paso Robles and Lost Hills from a two-lane highway to a four-lane divided expressway.

From Los Angeles Times • Feb. 2, 2024

Preparing the site would require heavy construction, grading, and converting cow paths into four-lane highways.

From "Big Science" by Michael Hiltzik

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.