metro

1 of 2

noun

met·​ro ˈme-(ˌ)trō How to pronounce metro (audio)
in French context also
mā-ˈtrō How to pronounce metro (audio)
plural metros
Synonyms of metronext

metro

2 of 2

adjective

met·​ro ˈme-(ˌ)trō How to pronounce metro (audio)

Examples of metro 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.
Noun
We are ranked the 14th most hazardous county in America for cyclists and 11th in a study of the worst 100 metro areas for pedestrians. Letters To The Editor, The Orlando Sentinel, 31 Jan. 2026 Patrick Beane, a professional engineer who leads the City of Des Moines’ Clean Water Program, will now direct the WRA, which conveys and treats wastewater for more than 570,000 Iowans across 18 communities in the Des Moines metro. Kyle Werner, Des Moines Register, 31 Jan. 2026
Adjective
Surely Chicago, with a metro population of 9 million, can support 14 daily frequencies to destinations of 400,000-plus less than 150 miles away — especially when trains to both destinations can use the same track for the first 114 miles. F.k. Plous, Chicago Tribune, 22 Jan. 2026 The metro Atlanta woman's strength comes from a lifetime of service. Sharon Lawson, CBS News, 27 Nov. 2025 See All Example Sentences for metro

Word History

Etymology

Noun

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

First Known Use

Noun

1904, in the meaning defined above

Adjective

1953, in the meaning defined above

Time Traveler
The first known use of metro was in 1904

Browse Nearby Words

Cite this Entry

“Metro.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/metro. Accessed 7 Feb. 2026.

Kids Definition

metro

noun
met·​ro
ˈme-trō
plural metros

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