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met·ro 1

n. pl. met·ros
A subway system.

[French métro, short for (chemin de fer) métropolitain, metropolitan (railway), from Late Latin mētropolītānus; see metropolitan.]

met·ro 2

 (mĕt′rō) Informal
Metropolitan: metro Los Angeles.


(ˈmɛtrəʊ) or


n, pl -ros
(Railways) an underground, or largely underground, railway system in certain cities, esp in Europe, such as that in Paris
[C20: from French, short for chemin de fer métropolitain metropolitan railway]


(ˈmɛ troʊ)

n., pl. -ros. (often cap.)
the underground electric railway of certain cities, as Washington and Paris.
[1900–05; < French, short for chemin de fer métropolitain metropolitan railroad]


(ˈmɛ troʊ)

adj., n., pl. -ros. Informal. adj. n.
3. (often cap.) Chiefly Canadian. the government or jurisdiction of a large city.
[1900–05; by shortening; or independent use of metro-3]


a combining form meaning “measure”: metronome.
[comb. form representing Greek métron measure]


a combining form meaning “uterus”: metrorrhagia.
[comb. form representing Greek mḗtra womb]


a combining form representing metropolis or metropolitan: metroflight; metroland; Metroliner.


1. 'subway'

A subway is a path for pedestrians under a busy road.

You feel worried if you walk through a subway.

In some American cities, the subway is a railway system in which electric trains travel below the ground in tunnels. In other cities this is called the metro.

I don't ride the subway at night.
You can take the metro to the Smithsonian museums.
2. 'underground'

Some speakers of British English also use subway to refer to a British railway system like this, but the London and Glasgow systems are usually called the underground. The London system is also called the tube.

He crossed London by underground.
You can take the tube to Green Park and then walk.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.metro - an electric railway operating below the surface of the ground (usually in a city)metro - an electric railway operating below the surface of the ground (usually in a city); "in Paris the subway system is called the `metro' and in London it is called the `tube' or the `underground'"
railroad, railroad line, railway, railway line, railway system - line that is the commercial organization responsible for operating a system of transportation for trains that pull passengers or freight


noun underground, tube, subway A bus and metro pass costs about £10.


[ˈmetrəʊ] Nmetro m


Metro [ˈmɛtrəʊ] n
the metro → le métro
References in periodicals archive ?
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