Noun: metro me-trow
- An electric railway operating below the surface of the ground (usually in a city)
"We took the metro to avoid traffic congestion";
- tube [UK], underground [Brit], subway system [N. Amer], subway [N. Amer]
Derived forms: metros
Type of: rail, railroad [N. Amer], railroad line [N. Amer], railway [Brit, Cdn], railway line [Brit, Cdn], railway system [Brit, Cdn]
Encyclopedia: Metro, Silicon Valley's Weekly Newspaper