met·​ro | \ ˈme-(ˌ)trō, in French context also mā-ˈ \
plural metros

Definition of metro

 (Entry 1 of 2)


met·​ro | \ ˈme-(ˌ)trō \

Definition of metro (Entry 2 of 2)

Examples of metro in a Sentence

Recent Examples on the Web: Adjective

And don't forget, Milwaukee, with a metro population of around 1.57 million, remains the smallest Metropolitan Statistical Area (MSA) in the country that has a major-league baseball team. Jeff Maillet, Milwaukee Journal Sentinel, "With poor weather hurting MLB attendance, Brewers fans are still flocking to games ... or at least buying tickets," 14 May 2018 The retailer is also looking for a city with large skilled workforce, a metro population of more than 1 million people and direct flights to the West Coast. Phillip M. Bailey, The Courier-Journal, "Courier Journal sues Louisville for withholding details on failed Amazon HQ2 bid," 9 Mar. 2018 Beyond metro New York City, Democrats will pick nominees in four upstate Republican districts that could be competitive in November. Bill Barrow, The Seattle Times, "Things to Know: Trump looms over Tuesday’s primaries," 25 June 2018 Additional car manufacturers and more metro area cities are considering the technology. Lynn Horsley, kansascity, "Tired of being stuck in JoCo traffic? Here's what's up with road work this summer," 31 May 2018 Newark is one of the three major airports serving metro New York City. Ben Mutzabaugh, USA TODAY, "United juggles flights on dozens of routes at Newark, Washington hubs," 14 May 2018 Surprise, as well as metro Phoenix cities including Glendale, Peoria and Scottsdale, don't adhere strictly to those guidelines. Perry Vandell, azcentral, "Surprise city travel includes four-star hotel stays," 16 Apr. 2018 Diane Ramirez, chairman and CEO of Halstead Real Estate says the New York metro housing market is uneven but there are still some big winners., "Upper East Side Three-Bedroom Apartments Hot Again (Podcast)," 4 Oct. 2017 Kansas City's metro bus system is enhancing service to Johnson County and making other improvements, the agency announced this week. Lynn Horsley, kansascity, "Next stop, Logistics Park: RideKC service heads deep into Johnson County," 3 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'metro.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

See More

First Known Use of metro


1904, in the meaning defined above


1953, in the meaning defined above

History and Etymology for metro


French métro, short for (chemin de fer) métropolitain metropolitan railroad

Keep scrolling for more

Learn More about metro

Statistics for metro

Look-up Popularity

Time Traveler for metro

The first known use of metro was in 1904

See more words from the same year

Keep scrolling for more

More Definitions for metro



English Language Learners Definition of metro

 (Entry 1 of 2)

: an underground railway system in some cities



English Language Learners Definition of metro (Entry 2 of 2)

: of or relating to a large city and sometimes to the area around it

More from Merriam-Webster on metro

Spanish Central: Translation of metro Encyclopedia article about metro

Comments on metro

What made you want to look up metro? Please tell us where you read or heard it (including the quote, if possible).


a complex dispute or argument

Get Word of the Day daily email!

Test Your Vocabulary

Homophone Quiz

  • three-bears-two-of-them-look-like-theyre-whispering-to-a-third-bear-who-looks-chuffed-to-be-the-center-of-attention
  • In order to judge how people felt, the senator's office hired a firm to take a ______.
Name That Thing

Test your visual vocabulary with our 10-question challenge!


Test Your Knowledge - and learn some interesting things along the way.


Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!