Synonyms

westbound

American

[west-bound] / ˈwɛstˌbaʊnd /

adjective

proceeding or headed west.

westbound British

/ ˈwɛstˌbaʊnd /

adjective

going or leading towards the west

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Etymology

Origin of westbound

An Americanism dating back to 1880–85; west + -bound ²

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.

On a recent westbound journey from Chicago on Route 66, I started seeing them almost immediately.

From Los Angeles Times • May 12, 2026

The incident happened on 27 October at junction 19 westbound, where a temporary maximum speed restriction was in place.

From BBC • Apr. 8, 2026

Since March 16 "anything heading westbound has been shadow fleet, gas carriers or tankers... they absolutely dominate the traffic going through," Diakun told the Lloyds briefing.

From Barron's • Mar. 19, 2026

Two agents started chasing the man who’d tossed it westbound down 26th St. I tried to follow, but then heard an explosion from behind me.

From Slate • Jan. 25, 2026

The westbound lane boiled and boomed with vehicles which were rushing German reserves to the front.

From "Slaughterhouse-Five" by Kurt Vonnegut

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