subway system meaning

Definition of subway system

1. 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'

   Synonyms: metro, tube, underground, subway

   Type of: railway

How to pronounce subway system

subway system is pronounced /ˈsʌbweɪ ˈsɪstəm/ in British English and /ˈsʌbweɪ ˈsɪstəm/ in American English. It has 4 syllables.